America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

World's first "penitentiary," meant to be humane, drove men insane.

A modern day curiosity cabinet.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

The world's brightest bioluminescent bay.

Underwater art project will double as a massive artificial coral reef to help regenerate the damaged ecosystem.

An underground city of salt.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

A pride of the state, this working museum crafts pottery mosaics in the style of Pennsylvania's earliest European settlers.

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

An expansive book store, art gallery, and curio shop with wares ranging from tarot cards to novelty socks.

A beloved carnival gets a modern makeover in Los Angeles.

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.

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

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

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

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

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.