America's Mountain Festival is coming to Woodland Park, CO, on July 5, 2025, ... More for You. Border Patrol finds massive drug-smuggling tunnel that linked Mexico to US.

In 1934, at the foot of Northern California's towering Mount Shasta, a geologist named J.C. Brown started telling a ...

HOT SPRINGS -- Later this summer, a contractor will be pushing a 60-inch-diameter tunnel one-half mile through Blakely Mountain, the longest tunnel of its kind in North America.

HOT SPRINGS — Later this summer, a contractor will be pushing a 60-inch-diameter tunnel one-half mile through Blakely Mountain, the longest tunnel of its kind in North America.

As a mountain tunnel (the highest part of the whole U.S. highway network), ... The Rocky Mountains form the spine of America, coming down from Canada and reaching south all the way to New Mexico.

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.