This sinkhole in the Arizona desert is filled with carbonated, arsenic-rich water

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

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.

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

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

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

A motel dedicated to Southwestern nostalgia.

This sanguine boulevard was named after a deadly cowboy bar fight.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

A vibrant colony of rescued wolves and other canids.

This bird-shaped rock formation defies gravity, time, and classification.

Some 2,000 carvings show this rare desert spring has been an oasis for travelers for over a thousand years.

A frozen oasis lies beneath the scorching New Mexico desert.

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

This rusted car found in Petrified Forest National Park's Route 66 exhibit may be the most photographed abandoned car in the country.

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

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

Known as the “Official Greeter of Juneau,” this dog still welcomes ships and their passengers to Alaska.

A whale of a public art display towers atop Juneau's cruise ship dock.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

A 131-year-old wunderkammer of Texas history.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.