Thousands of glyphs created by an unknown culture decorate the rock formations of this canyon.

More than 25 fully functional scale replicas of famous lighthouses dot the shores of Lake Havasu.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

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

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

The remains of this hell for leather wild west town can still be found in the Arizona desert.

A once popular resort—said to be the vacation spot of gangster Al Capone—now remains abandoned in the woods of Arizona.

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

A secret fresh water spring for animals and humans alike hidden along the most famous road in the United States.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

A Saint Nicholas-themed ghost town in the Mojave desert.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

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.

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

This golf ball–shaped former desert real estate office now houses a UFO museum.

Every year, festive decorations appear on this juniper tree located in the median strip of a busy highway.

The largest and most well-preserved petroglyph site in the Verde Valley.

This comprehensive collection features Native American artifacts dating back centuries.

An urban laboratory.

Outsider Art Community.

The state's only comprehensive museum dedicated to the mineral that defined its history and economy.

A Wild West jailhouse that slid down the mountainside.