{"id":42020,"date":"2025-11-11T22:02:21","date_gmt":"2025-11-12T03:02:21","guid":{"rendered":"https:\/\/thumbcoast.tv\/?p=42020"},"modified":"2026-05-25T00:04:27","modified_gmt":"2026-05-25T04:04:27","slug":"thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel","status":"publish","type":"post","link":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/","title":{"rendered":"Grand Trunk Railroad St. Clair Tunnel &#8211; Thumbcoast Memories"},"content":{"rendered":"\n<p>An engineering marvel, right under our feet. Completed in 1891, the St. Clair Tunnel ran deep beneath the St. Clair River to enable trains to transport goods to and from Canada. Want to know more? Dive in with this episode of Thumbcoast Memories.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An engineering marvel, right under our feet. Completed in 1891, the St. Clair Tunnel ran deep beneath the St. Clair River to enable trains to transport goods to and from Canada. Want to know more? Dive in with this episode of Thumbcoast Memories.<\/p>\n","protected":false},"author":49,"featured_media":42021,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","_uag_custom_page_level_css":"","footnotes":""},"categories":[1968,16,12517],"tags":[20,349,478,11821,724,11823,164,40,181,11822,5972,11820,6821,1460],"class_list":["post-42020","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-current","category-news-feature","category-history","tag-blue-water-area","tag-canada","tag-chris-troy","tag-grand-trunk-railroad","tag-history","tag-international-trade","tag-port-huron-history","tag-st-clair-county","tag-st-clair-river","tag-st-clair-tunnel","tag-thumbcoast","tag-thumbcoast-memories","tag-thumbcoast-tv","tag-united-states","et_post_format-et-post-format-video","et-has-post-format-content"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Grand Trunk Railroad St. Clair Tunnel - Thumbcoast Memories - Thumbcoast.tv | ebw.tv - Serving Port Huron and the Thumbcoast<\/title>\n<meta name=\"description\" content=\"An engineering marvel, right under our feet. Completed in 1891, the St. Clair Tunnel ran deep beneath the St. Clair River to enable trains to transport goods to and from Canada. Want to know more? Dive in with this episode of Thumbcoast Memories.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Grand Trunk Railroad | St. Clair Tunnel - Thumbcoast Memories\" \/>\n<meta property=\"og:description\" content=\"An engineering marvel, right under our feet. Completed in 1891, the St. Clair Tunnel ran deep beneath the St. Clair River to enable trains to transport goods to and from Canada. Want to know more? Dive in with this episode of Thumbcoast Memories.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/\" \/>\n<meta property=\"og:site_name\" content=\"Thumbcoast.tv | ebw.tv - Serving Port Huron and the Thumbcoast\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/bluewatertv\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-11-12T03:02:21+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-25T04:04:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"768\" \/>\n\t<meta property=\"og:image:height\" content=\"672\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Annie Nawrocki\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@EbwtvNews\" \/>\n<meta name=\"twitter:site\" content=\"@EbwtvNews\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Annie Nawrocki\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/\"},\"author\":{\"name\":\"Annie Nawrocki\",\"@id\":\"https:\/\/thumbcoast.tv\/#\/schema\/person\/567ecb277af2cea13b1e33d4b1b67916\"},\"headline\":\"Grand Trunk Railroad St. Clair Tunnel &#8211; Thumbcoast Memories\",\"datePublished\":\"2025-11-12T03:02:21+00:00\",\"dateModified\":\"2026-05-25T04:04:27+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/\"},\"wordCount\":51,\"publisher\":{\"@id\":\"https:\/\/thumbcoast.tv\/#organization\"},\"image\":{\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg\",\"keywords\":[\"blue water area\",\"canada\",\"chris troy\",\"Grand Trunk Railroad\",\"history\",\"international trade\",\"Port Huron History\",\"St. Clair County\",\"st. clair river\",\"St. Clair Tunnel\",\"thumbcoast\",\"Thumbcoast Memories\",\"Thumbcoast.tv\",\"united states\"],\"articleSection\":[\"Current\",\"Feature Stories\",\"History\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/\",\"url\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/\",\"name\":\"Grand Trunk Railroad St. Clair Tunnel - Thumbcoast Memories - Thumbcoast.tv | ebw.tv - Serving Port Huron and the Thumbcoast\",\"isPartOf\":{\"@id\":\"https:\/\/thumbcoast.tv\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg\",\"datePublished\":\"2025-11-12T03:02:21+00:00\",\"dateModified\":\"2026-05-25T04:04:27+00:00\",\"description\":\"An engineering marvel, right under our feet. Completed in 1891, the St. Clair Tunnel ran deep beneath the St. Clair River to enable trains to transport goods to and from Canada. Want to know more? Dive in with this episode of Thumbcoast Memories.\",\"breadcrumb\":{\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#primaryimage\",\"url\":\"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg\",\"contentUrl\":\"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg\",\"width\":768,\"height\":672},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/thumbcoast.tv\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Grand Trunk Railroad St. Clair Tunnel &#8211; Thumbcoast Memories\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/thumbcoast.tv\/#website\",\"url\":\"https:\/\/thumbcoast.tv\/\",\"name\":\"ebw.tv - Everything Blue Water Television Network\",\"description\":\"The Blue Water Area&#039;s Positive News Network!\",\"publisher\":{\"@id\":\"https:\/\/thumbcoast.tv\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/thumbcoast.tv\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/thumbcoast.tv\/#organization\",\"name\":\"Blue Water Television Network\",\"url\":\"https:\/\/thumbcoast.tv\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/thumbcoast.tv\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/secureservercdn.net\/198.71.233.36\/999.6a1.myftpupload.com\/wp-content\/uploads\/2017\/04\/cropped-ebw-blue.png?time=1625864790\",\"contentUrl\":\"https:\/\/secureservercdn.net\/198.71.233.36\/999.6a1.myftpupload.com\/wp-content\/uploads\/2017\/04\/cropped-ebw-blue.png?time=1625864790\",\"width\":512,\"height\":512,\"caption\":\"Blue Water Television Network\"},\"image\":{\"@id\":\"https:\/\/thumbcoast.tv\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/bluewatertv\/\",\"https:\/\/x.com\/EbwtvNews\",\"https:\/\/www.instagram.com\/ebw.tv\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/thumbcoast.tv\/#\/schema\/person\/567ecb277af2cea13b1e33d4b1b67916\",\"name\":\"Annie Nawrocki\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/thumbcoast.tv\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/6e1e0d53402af40c2e67186ffbb7a4b8187425a3f3eef76c80e885414584737e?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/6e1e0d53402af40c2e67186ffbb7a4b8187425a3f3eef76c80e885414584737e?s=96&d=mm&r=g\",\"caption\":\"Annie Nawrocki\"},\"url\":\"https:\/\/thumbcoast.tv\/author\/annie\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Grand Trunk Railroad St. Clair Tunnel - Thumbcoast Memories - Thumbcoast.tv | ebw.tv - Serving Port Huron and the Thumbcoast","description":"An engineering marvel, right under our feet. Completed in 1891, the St. Clair Tunnel ran deep beneath the St. Clair River to enable trains to transport goods to and from Canada. Want to know more? Dive in with this episode of Thumbcoast Memories.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/","og_locale":"en_US","og_type":"article","og_title":"Grand Trunk Railroad | St. Clair Tunnel - Thumbcoast Memories","og_description":"An engineering marvel, right under our feet. Completed in 1891, the St. Clair Tunnel ran deep beneath the St. Clair River to enable trains to transport goods to and from Canada. Want to know more? Dive in with this episode of Thumbcoast Memories.","og_url":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/","og_site_name":"Thumbcoast.tv | ebw.tv - Serving Port Huron and the Thumbcoast","article_publisher":"https:\/\/www.facebook.com\/bluewatertv\/","article_published_time":"2025-11-12T03:02:21+00:00","article_modified_time":"2026-05-25T04:04:27+00:00","og_image":[{"width":768,"height":672,"url":"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg","type":"image\/jpeg"}],"author":"Annie Nawrocki","twitter_card":"summary_large_image","twitter_creator":"@EbwtvNews","twitter_site":"@EbwtvNews","twitter_misc":{"Written by":"Annie Nawrocki","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#article","isPartOf":{"@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/"},"author":{"name":"Annie Nawrocki","@id":"https:\/\/thumbcoast.tv\/#\/schema\/person\/567ecb277af2cea13b1e33d4b1b67916"},"headline":"Grand Trunk Railroad St. Clair Tunnel &#8211; Thumbcoast Memories","datePublished":"2025-11-12T03:02:21+00:00","dateModified":"2026-05-25T04:04:27+00:00","mainEntityOfPage":{"@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/"},"wordCount":51,"publisher":{"@id":"https:\/\/thumbcoast.tv\/#organization"},"image":{"@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#primaryimage"},"thumbnailUrl":"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg","keywords":["blue water area","canada","chris troy","Grand Trunk Railroad","history","international trade","Port Huron History","St. Clair County","st. clair river","St. Clair Tunnel","thumbcoast","Thumbcoast Memories","Thumbcoast.tv","united states"],"articleSection":["Current","Feature Stories","History"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/","url":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/","name":"Grand Trunk Railroad St. Clair Tunnel - Thumbcoast Memories - Thumbcoast.tv | ebw.tv - Serving Port Huron and the Thumbcoast","isPartOf":{"@id":"https:\/\/thumbcoast.tv\/#website"},"primaryImageOfPage":{"@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#primaryimage"},"image":{"@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#primaryimage"},"thumbnailUrl":"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg","datePublished":"2025-11-12T03:02:21+00:00","dateModified":"2026-05-25T04:04:27+00:00","description":"An engineering marvel, right under our feet. Completed in 1891, the St. Clair Tunnel ran deep beneath the St. Clair River to enable trains to transport goods to and from Canada. Want to know more? Dive in with this episode of Thumbcoast Memories.","breadcrumb":{"@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#primaryimage","url":"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg","contentUrl":"https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg","width":768,"height":672},{"@type":"BreadcrumbList","@id":"https:\/\/thumbcoast.tv\/thumbcoastmemories-grand-trunk-railroad-st-clair-tunnel\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/thumbcoast.tv\/"},{"@type":"ListItem","position":2,"name":"Grand Trunk Railroad St. Clair Tunnel &#8211; Thumbcoast Memories"}]},{"@type":"WebSite","@id":"https:\/\/thumbcoast.tv\/#website","url":"https:\/\/thumbcoast.tv\/","name":"ebw.tv - Everything Blue Water Television Network","description":"The Blue Water Area&#039;s Positive News Network!","publisher":{"@id":"https:\/\/thumbcoast.tv\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/thumbcoast.tv\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/thumbcoast.tv\/#organization","name":"Blue Water Television Network","url":"https:\/\/thumbcoast.tv\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/thumbcoast.tv\/#\/schema\/logo\/image\/","url":"https:\/\/secureservercdn.net\/198.71.233.36\/999.6a1.myftpupload.com\/wp-content\/uploads\/2017\/04\/cropped-ebw-blue.png?time=1625864790","contentUrl":"https:\/\/secureservercdn.net\/198.71.233.36\/999.6a1.myftpupload.com\/wp-content\/uploads\/2017\/04\/cropped-ebw-blue.png?time=1625864790","width":512,"height":512,"caption":"Blue Water Television Network"},"image":{"@id":"https:\/\/thumbcoast.tv\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/bluewatertv\/","https:\/\/x.com\/EbwtvNews","https:\/\/www.instagram.com\/ebw.tv\/"]},{"@type":"Person","@id":"https:\/\/thumbcoast.tv\/#\/schema\/person\/567ecb277af2cea13b1e33d4b1b67916","name":"Annie Nawrocki","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/thumbcoast.tv\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/6e1e0d53402af40c2e67186ffbb7a4b8187425a3f3eef76c80e885414584737e?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6e1e0d53402af40c2e67186ffbb7a4b8187425a3f3eef76c80e885414584737e?s=96&d=mm&r=g","caption":"Annie Nawrocki"},"url":"https:\/\/thumbcoast.tv\/author\/annie\/"}]}},"uagb_featured_image_src":{"full":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"thumbnail":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-150x150.jpg",150,150,true],"medium":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-300x263.jpg",300,263,true],"medium_large":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"large":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"feed_thumbnail":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-114x100.jpg",114,100,true],"feed_thumbnail@2x":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-229x200.jpg",229,200,true],"1536x1536":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"2048x2048":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"et-builder-post-main-image":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-400x250.jpg",400,250,true],"et-builder-post-main-image-fullwidth":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"et-builder-portfolio-image":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-400x284.jpg",400,284,true],"et-builder-portfolio-image-single":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"et-builder-gallery-image-portrait":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-400x516.jpg",400,516,true],"extra-image-huge":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"extra-image-single-post":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-768x640.jpg",768,640,true],"extra-image-medium":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-627x376.jpg",627,376,true],"extra-image-small":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-440x264.jpg",440,264,true],"extra-image-square-medium":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-440x440.jpg",440,440,true],"extra-image-square-small":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-150x150.jpg",150,150,true],"et-pb-post-main-image":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-400x250.jpg",400,250,true],"et-pb-post-main-image-fullwidth":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"et-pb-portfolio-image":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-400x284.jpg",400,284,true],"et-pb-portfolio-module-image":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-510x382.jpg",510,382,true],"et-pb-portfolio-image-single":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1.jpg",768,672,false],"et-pb-gallery-module-image-portrait":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-400x516.jpg",400,516,true],"slider_image":["https:\/\/thumbcoast.tv\/wp-content\/uploads\/2025\/11\/ThumbcoastMemoriesStClairTunnel1-1x1.jpg",1,1,true]},"uagb_author_info":{"display_name":"Annie Nawrocki","author_link":"https:\/\/thumbcoast.tv\/author\/annie\/"},"uagb_comment_info":0,"uagb_excerpt":"An engineering marvel, right under our feet. Completed in 1891, the St. Clair Tunnel ran deep beneath the St. Clair River to enable trains to transport goods to and from Canada. Want to know more? Dive in with this episode of Thumbcoast Memories.","_links":{"self":[{"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/posts\/42020","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/users\/49"}],"replies":[{"embeddable":true,"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/comments?post=42020"}],"version-history":[{"count":1,"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/posts\/42020\/revisions"}],"predecessor-version":[{"id":42022,"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/posts\/42020\/revisions\/42022"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/media\/42021"}],"wp:attachment":[{"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/media?parent=42020"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/categories?post=42020"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thumbcoast.tv\/api\/wp\/v2\/tags?post=42020"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}