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

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

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

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

An homage to everyone's favorite prehistoric cartoon family.

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

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

Eons ago, a rushing lava river formed this pristine passage through solid rock.

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.

The stone circle honors the 19 firemen who perished during the Yarnell Hill Fire.

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

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

These free-roaming horses were once destined to disappear from the land.

This small, unassuming street is now a canvas for color and creativity.

A geological mystery on Camelback Mountain.