Colorado has finalized a landmark agreement with Union Pacific Railroad that modernizes a century-old lease for the Moffat Tunnel, setting the stage for expanded mountain passenger rail service ...

Located just outside of downtown Banff, Canada, the Tunnel Mountain Trail is the perfect "warm up" for newcomers, a way to get acquainted with the Canadian Rockies. From its official starting ...

In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries Colorado River water to Southern California.

Near the southern end of Skyline Drive, considered Virginia's best fall drive, the Blue Ridge Tunnel is a 4,273-foot-long passage that traverses Afton Mountain. The tunnel was designed by French ...