These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

When in Idaho, sleep in a giant potato.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

Tucked away on a scenic trail, a modest memorial honors one of the greatest writers of our time.

Despite his legacy of work in Spain, Cuba, and Florida, the larger-than-life writer's grave is a simple affair tucked in an Idaho cemetery.

Home to the deepest rift anywhere on Earth.

A few dilapidated structures are all that remain of this deserted former silver mining town.

A beautiful geyser under environmental threat.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

Creek water that starts here has a 50/50 chance of ending up in the Atlantic or the Pacific.

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

This rustic old building is said to be the most photographed barn in America.

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

A miraculous natural phenomenon known as "the spring that breathes."

This UFO landing strip was created by a charitable Wyoming city that was worried about residents of Jupiter.

Features unique photographic collections by women of the American West and historical attractions such as a two-story outhouse.

A century-old cabin off of Highway 30 touts an unusual construction material: dinosaur bones.

Dance on a hand-hewn log floor padded with bouncy boxcar springs at a saloon built in 1883.

One of the smallest towns in the United States.

A small Wyoming town is home to the state's oldest-operating soda fountain.

An architect's childhood fantasy treehouse made real.

The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.

Native Americans built this circle of stones, which was used to predict astronomical events.

One man's ambition created this psychedelic log home.