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The Allegheny Tunnel is a highway tunnel on the Pennsylvania Turnpike, passing through Allegheny Mountain in the Alleghenies. It opened in 1940 as part of the original Pennsylvania Turnpike, the first long-distance toll superhighway in the United States. It remains a key crossing on Interstate 76.
A highway tunnel on the Pennsylvania Turnpike through Tuscarora Mountain in south-central Pennsylvania, one of the original mountain tunnels constructed when the turnpike opened in 1940.
A highway tunnel on the original Pennsylvania Turnpike, opened in 1940, passing through Tuscarora Mountain in south-central Pennsylvania as part of the landmark 160-mile inaugural route.
A highway tunnel on the main line of the Pennsylvania Turnpike passing through Blue Mountain in Perry County, Pennsylvania, part of the original 1940 route across the Appalachian ridges.
