This huge dam across the Colorado River caused an armed standoff between two U.S. states.

This vast and otherworldly landscape is one of the largest dune complexes in North America.

The stone-covered graves lie within the ruins of an Old West ghost town.

A lingering bit of Space Race nostalgia lies in the middle of the desert.

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

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

This oasis-like spring in the Sonoran Desert is home to unique, endangered species.

The biggest solar telescope in the world helps reveal the secrets of our sun.

A remote desert monument marks where a priest and explorer entered what later became Arizona.

The Jewish section of the famous Boothill Graveyard was abandoned for nearly 100 years.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

The world's largest rose bush has literally outgrown the pioneer museum it was planted behind.

This curiosity shop contains a museum filled with bizarre, unique objects.

The first Protestant church in Arizona and only Gothic Revival style adobe church in the world.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

The largest island on the great salt lake is home to curious creatures and strange stories.

In 1847, Brigham Young climbed this hill to survey the Salt Lake Valley and saw a fine place to build a city.

This museum remembers the tough Mormon trek across America through an intriguing array of artifacts.

Next to Salt Lake City's Assembly Hall stands a tribute to some unlikely heroes of early Mormon settlers.

Built in 1859, this eagle-topped archway marks the entrance to Brigham Young’s property.

Incredible sculptures inspired by obscure passages from the Bible.

The location along the shores of the Great Salt Lake of what was once called, "The Coney Island of the West", now sits barren due to arson and time.

Largest man-made excavation on earth!

A replica that won't float away.