A massive volcanic plug is now a protected area that hosts a number of bird species.

A bomb shelter and some fireplaces are all that remain of the house Fred Roberts tried so hard to keep standing.

A fake town founded by Western movie stars is now becoming a hip desert community.

Explore 10 acres of environmental sculptures.

Crumbling pink walls and murder memorials preserve the pioneer history of Joshua Tree.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

This isolated outpost was once the only place to cross the Colorado River for hundreds of miles.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.

The rogue roots are gradually consuming some of the historic marble grave markers.

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.

The rooster who crossed the road lives on forever in Takoma Park, Maryland.

The remains of one of the last mining camps developed on the New River.

An abandoned coal mine reached by a steep hike.

Hikers can still stroll beneath the long conveyer of this abandoned mining facility hidden in a West Virginia river gorge.

The isolated final resting place for perished coal miners.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

A humble plaque marks the site where the country music legend was found dead in his Cadillac.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.