I Street Bridge is the heaviest swinging center bridge in the United States.

America's most famous piece of self-built architecture.

An informal walk of fame in front of a Hollywood office building remembers a comedic great and his associates.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

This vintage animatronics show is the Vegas version of a walk through the woods.

An 1870s ranch for pioneers, rodeo stars, and divorcees was abandoned and left for dead, until the city reopened it for exploration.

The last Americana on Route 66.

Hundreds of trees made from glass bottles make up this forest on Route 66.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

A whimsical, punny collection of "fence art" outside the tiny mountain town of Baker, Nevada.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

This former Mormon settlement is reemerging from the receding waters of Lake Mead.

A piece of the iconic wall found an unlikely new home in a Vegas bathroom.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

A giant open-air sculpture made of over 200 full-sized boats.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

Eulogizing an unknown man's unusual demise.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

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

This golf ball–shaped former desert real estate office now houses a UFO museum.

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

An old California photo stand has been turned into a shrine to the cozy art of crochet.

The ghost town that ended up on Ebay.

The ghostly remains of an accidental sea.