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

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

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

A geological mystery on Camelback Mountain.

A spiritual vortex among the red rocks in Sedona.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

A monumental underground karstic wonderland is also the water source for over a million citizens of Beirut.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

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

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

A faux European lane smack dab in downtown L.A.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

World's largest collection of serial killer artwork and other macabre exhibits.