A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

This trail leads to a mine that was used as a sanctuary during the Great Fire of 1910.

A rapidly disappearing glacier filled with extinct grasshoppers, perfectly preserved in the ice.

Derelict buildings are all that remain of a complex at the site of one of the worst mining disasters in Montana history.

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

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

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

This Wyoming town is fascinated by a particular mythical creature.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

A ghost town that held steady longer than most, but finally gave up the ghost.

A small oasis not far from downtown Moab.

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

This geothermal hot spring hides beneath a slowly growing mineral dome.

Despite sitting firmly in the global cradle of the Church of Jesus Christ of Latter-day Saints, this Hare Krishna temple is host to one of the largest color festivals outside India.

Dig for your own trilobites in this goldmine of invertebrates.

Despite its name, this route in southern Utah offers a heavenly day trip.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

This quiet park's strange sedimentary spires were named after Kodak's color film.

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.

A museum has some wedding cake dating to the Teddy Roosevelt administration, and some bacon from FDR's.

A stoic rock cairn is all that remains to remember one of the more brutal instances of frontier treachery in American history.

An Ancestral Puebloan ruin that appears to burst into flames in the sunlight.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.