It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

The largest self-built castle in the U.S., six decades in the making.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

Countless grotesque faces stare out from this eerie Prague art wall.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

An abandoned stretch of highway, deteriorating next to the operational one.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

A 20-meter (65-foot) robot towers over Tokyo Bay.

Open-air museum with an elaborate sculpture garden, stretching for over 70,000 square-meters.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

The hallucinogenic center of the ancient world.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

A fifth-century temple improbably built into the side of a cliff.

The ancient tomb acts as a calendar that keeps perfect time.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

A giant 400-acre preserve in North Florida for displaced wolves.

In paradise, feral pigs have claimed an island all to themselves.

This attraction was abandoned after the Chernobyl disaster.

The art and history of the velvet painting are on full display in this Los Angeles museum.

Part bookstore, part café, and part forest.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.