The remote resting place of a notorious Wild West outlaw whose death is shrouded in mystery.

This Old West prison built into the side of a cliff was said to be inescapable.

Once a year, at exactly 11:11 a.m., this monument comes to life.

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

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

One of the world's largest telescopes, stares into the night sky with two huge mirrors.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

This 40-room dwelling tucked within a cliff was built by the basin's prehistoric residents.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

What is the Thing?

A working cattle ranch with remarkably well-preserved prehistoric petroglyphs and ancient ruins.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

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

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

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

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

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

A self-built castle made by a mysterious man.

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

Dramatic river bend surrounds a natural red-rocked pedestal.

Rippling sand dunes frozen in the Arizona rock.