A geological mystery on Camelback Mountain.

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

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

The oldest certified bowling alley in the United States is in the basement of this century-old bar.

Robots, lasers, and whoopee cushions, oh my!

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

San Francisco's newly reopened hands-on science museum.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

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

Raised illegally, Reggie now lives at the Los Angeles Zoo after authorities spent years tracking him down.

Dozens of feral felines rule a segment of Hollywood's only graveyard.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

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

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

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

This glamorous old building is said to have inspired the Tower of Terror.

World-famous, Pink's still manages to keep its prized cult fetish status.

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

Resting place of Hollywood's immortals is also site of summer film screenings.

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

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

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.