A dangerous narrow-gauge railroad once traced a route through this striking canyon.

Colorado’s second largest natural lake was created by a landslide.

Just like the real 36th president of the United States, animatronic LBJ amuses visitors with jokes and stories.

Arizona's first government hub is a rustic cabin now preserved as part of a historical museum.

Red sandstone structures dominate this landscape, which has been inhabited for some 5,000 years.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Crisp mountain water cascades over volcanic rocks at these secluded falls outside Pagosa Springs.

A picturesque (all-natural!) beach in a landlocked state.

The highest point in Texas is capped by a big silver pyramid.

Where Santa Claus held up a Texas bank and started a statewide manhunt.

Hike the ruins of a zoo that was shut down by an unsolved murder.

A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

The most isolated mailbox in America lets desert travelers record their passing.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

A Mars simulation in the southern Utah desert.

At this gas station in the middle of the desert, a convenience store has been carved directly into the rock.

A small island hides in plain sight on Austin's Lady Bird Lake.

A house carved into a rock in the 1940s.

Oddly shaped rock formation, misassociated with a nearby utopian community.

A spur fit for a giant sits just off Highway 281 in Texas.

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.

The unusual patterns in this rock formation result from two distinct modes of weathering.

Welcome to a starkly beautiful sanctuary where the buffalo roam.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.