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Cumberland Gap Tunnel - Bridges and Tunnels

Cumberland Gap Tunnel - US 25E: About

Cumberland Gap

Travel: Experiencing the Cumberland Gap Tunnel on ColumbiaMagazine.com

25th anniversary of the opening of the Cumberland Gap Tunnel

Driving through The Cumberland Gap Tunnel from Tennessee to Kentucky - YouTube

Cumberland Gap Tunnel - Picture of Cumberland Gap National Historical Park, Middlesboro - Tripadvisor

Cumberland Gap Tunnel - US 25E

Cumberland Gap Tunnel

Cumberland Gap Tunnel - Wikipedia

US hwy end in Cumberland Gap - US Ends .com

Cumberland Gap Tunnel - US 25E: About

Cumberland Gap Tunnel - US 25E

Traffic & Travel Tips - Cumberland Gap National Historical Park (U.S. National Park Service)

Cumberland Gap Tunnel, 31 S US Highway 25E, Barbourville, KY, Historical Places - MapQuest

File:Cumberland Gap Tunnel P9040327.JPG - Wikimedia Commons

Cumberland Gap Tunnel - Bridges and Tunnels

The Truth About the Cumberland Gap Tunnel - YouTube

Cumberland Gap Tunnel - Wikipedia

Bridgehunter.com | Cumberland Gap Tunnel

Cumberland Gap Tunnel - US 25E

Bridgehunter.com | CSX - Cumberland Gap Tunnel

Cumberland Gap Parkway Tunnel Project Utilized Evergreen Walls - Permatile Concrete Products Company