A treasure hunter's tiny bar, harboring celebrities since 1959.

World War II-era Nazi compound nestled in the Santa Monica hills.

Venue for strange sideshow displays and musical acts.

Two men, two visionaries of Venice Beach, one little hotel that smells like cookies.

Authentic gondola hanging from the ceiling, notable mural in the back room.

This bridge is embedded with a giant steel dragon that breathes fire from its mouth.

Have fun at the world's first Buddhist waterslide park.

An extravagant monument to an extravagantly unpopular Emperor.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

Treehouse motel and treehouse-building school.

One of the few surviving "Wigwam"-themed motels.

360-degree virtual reality chamber physically immerses scientists into their data.

Acres of natural wonders left behind by a socialite-turned-gardener.

An academy where anyone can train in the exciting acrobatic sports of parkour and freerunning.

A hotel and restaurant serving as the mecca of kitsch.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

A one-of-a-kind collection of a unique medium.

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.

Abandoned city hidden from the world by tropical forest and isolation on the coast of Kenya.

Largest necropolis in the Mediterranean.

Stalactites and stalagmites in a beautifully lit cave.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

An Australian lake whose pink hue defies scientific explanation.