A strenuous, unofficial trail leads to spectacular views in one of America's most remote national monuments.

A series of labyrinths in the Nevada desert inspire meditation and calmness.

An Arizona museum with a collection of pharmaceutical oddities, including a jar of a gangster's chewed gum.

A natural history wunderkammer in the middle of the desert.

The Magical World of George Phar Legler.

More than 300 years ago, a revolt at this Hopi pueblo shaped the future of the American Southwest.

The remnants of a creative early method of wildfire prevention.

One of the largest, oldest, darkest, quietest motel rooms in the world.

See massive fossils that are over 200 million years old in northeastern Arizona.

An off-the-beaten path cave with an underground lake.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

An homage to everyone's favorite prehistoric cartoon family.

This historic national park is covered in the stunning ruins of red rock pueblos.

The cinder cone volcano with a less than complimentary name.

The eroded core of an ancient volcano is now accessible by a short hike.

A stealthy Apache hideaway that became the haunting site of a mass grave.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

Ancient pueblos built into the base of a natural canyon wall.

A small canyon with petroglyphs and a seasonal waterfall, only a short hike from the remnants of old Route 66.

Although now a decaying ruin, this stone cabin's history includes several notable figures.

Some 10,000 works of ancient rock art cover these volcanic basalt outcrops near the Gila River.

A reproduction of earth's many biomes.

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

A partial tunnel blasted into a steep ridge is all that remains of a failed railway across Arizona.