A quick drive through "the world's shortest tunnel," the Backbone Rock Tunnel in Shady Valley, Tennessee. You can see a much closer view of the tunnel and more history at this link on YouTube: https://youtu.be/_OH6Du7kerA You can subscribe to our YouTube channel for more videos in one handy place. Thanks for viewing, Shane | The Appalachian Project
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A quick drive through "the world's shortest tunnel," the Backbone Ro…
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Backbone Rock is officially the world’s shortest tunnel. Located near the border of Tennessee and Virginia, in Shady Valley. Just another unique feature that makes Tennessee is pretty cool. | Steven Bearden
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