Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

An abandoned quarry hides an open-air gallery of huge sculptures, some made from the rubble of 9/11.

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

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

The remnants of a creative early method of wildfire prevention.

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

The cinder cone volcano with a less than complimentary name.

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

One man handcrafts "the best sake made outside of Japan" in a tiny desert town on Route 66.

A motel dedicated to Southwestern nostalgia.

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

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

Outsider Art Community.

This comprehensive collection features Native American artifacts dating back centuries.

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

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

A mysterious spirit totem at the edge of Navajo lands.

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

An homage to everyone's favorite prehistoric cartoon family.

An eccentric home stands out in an otherwise average neighborhood with mosaics, mini topiaries, and kinetic sculpture.

Where the first "expert riders, willing to risk death daily" for the Pony Express were recruited.

Visitors flock to see this church tower's unintended feature: It happens to resemble a giant chicken from multiple points of view.

Mai Tais and Navy Grog served up in one of the original tiki bars.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.