Chetoogeta Mountain Tunnel was created in 1850.
Allegheny Mountain Tunnel was created in 1939.
East River Mountain Tunnel was created in 1974.
Big Walker Mountain Tunnel was created in 1972.
Am Tunnel was created in 1993.
Milford Tunnel was created in 1839.
Cascade Tunnel was created in 1900.
Hægebostad Tunnel was created in 1943.
Yamate Tunnel was created in 2007.
Karisaka Tunnel was created in 1998.
Rya Tunnel was created in 2011.
Winston Tunnel was created in 1888.
Malinta Tunnel was created in 1932.