Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Dramatic river bend surrounds a natural red-rocked pedestal.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

An enormous, inside-out glass globe built in 1935.

A snapshot of the city's fascinating voodoo culture.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

On the Oregon coast there is a natural hole that seems to be draining the sea.

Rippling sand dunes frozen in the Arizona rock.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

World's first "penitentiary," meant to be humane, drove men insane.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A huge musical instrument played by the ocean.

One of the largest crucifixes in the world stands 55 feet tall in a secluded, wooded area of northern Michigan.

Once the tallest building in Detroit, this Gothic church houses some of the oldest stained-glass windows in the country.

The plants form a living library and laboratory for researchers and students at Michigan State University.

Winter weather reveals a large Italian marble crucifix drowned beneath Lake Michigan.

The collection of ceremonial and cultural objects spans many countries and hundreds of years.