Abandoned bridge hidden deep in the San Gabriel Mountains.

A futuristic temple of light uses prisms and rainbows to create an atmosphere of peace.

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

A picture-perfect town, perfect for blowing up.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

This former coal gasification plant found a curious second life as a popular public park.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

More than five miles of underground passageways.

A hollow cement depiction of time's inexorable effect on the human body.

This former Norwegian sailor's church is slowly being taken over by ramshackle robot musicians.

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

148 feet long and in the middle of a verdant forest.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

A short hike into the mountainside forest reveals a decaying 1890s town.

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

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

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

A 300-ship graveyard, with a few still visible at low tide.

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

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

This home is decked out like a psychedelic explosion of colors and bowling balls.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.