This giant temperature attraction created some giant electric bills.

At the base of Steens Mountain resides an otherworldly desert.

An optical illusion found amid a logged redwood forest.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

A prohibition-style speakeasy takes up residence in the last Victorian residence in Hollywood.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

Home of what was the largest hydraulic mine in the world, producing gold and the first diamonds in the U.S.

A huge musical instrument played by the ocean.