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

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

A spiritual vortex among the red rocks in Sedona.

The unusual burial monument of Arizona's first governor.

The site of a popular piano lounge owned by a former world champion boxer is now a place to rent a truck.

A geological mystery on Camelback Mountain.

An urban laboratory.

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

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

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

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

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

This zombie-themed restaurant stands out in the heart of corn country.

Millions of dollars worth of sculpture decorate this Iowa city center.

A fitting attraction for the corn capital of the world.

A town honors its legacy of traditional American Indian pipe carving with one gigantic pipe.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

The world's only three-story rotary jail is now a museum to a bizarre trend in prison design.

An obelisk commemorating Lincoln's role in connecting the coasts.

This Wild West attraction is alive with glitching automatons.