The U.S. Air Force has an anti-satellite laser weapon.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

A clear blue swimming hole with hidden caves, still unexplored.

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

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

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

A spiritual vortex among the red rocks in Sedona.

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

Inside this store, a mysterious statue draws visitors from the world over.

A Wild West jailhouse that slid down the mountainside.

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

This comprehensive collection features Native American artifacts dating back centuries.

An urban laboratory.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

A self-built castle made by a mysterious man.

The unusual burial monument of Arizona's first governor.

This rustic cabin, outfitted with gun slits, was once home to John D. Tewksbury, patriarch of the bloodiest family feud in American history.