An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.

A picture-perfect town, perfect for blowing up.

A natural gas leak provides a flickering flame beneath a waterfall.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Nondescript elevator doors open to reveal a stunning, surreal world.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

European castle ruins in an American state park are actually the product of death and grief.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

A meditative space out of a fantasy story.

One of the last Jazz Age "Wonder Theaters" in New York City.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

Sister store to the Echo Park Time Travel Store.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

A whimsical village of unique treehouses resides in a Washington forest.

Most famous work of one of Frank Lloyd Wright's sons.

An homage to everyone's favorite prehistoric cartoon family.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.