Try not to get slimed in Tribeca.

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

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

A snapshot of the city's fascinating voodoo culture.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

Rippling sand dunes frozen in the Arizona rock.

World's largest collection of serial killer artwork and other macabre exhibits.

A psychedelic labyrinth on the San Francisco bay.

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

A gigantic 10-foot tall stone man.

The abandoned ruins of America's first private zoo are open for exploration in the Catskills.

"A hideous albatross in the Hudson River Valley."

Reclaimed by nature, the ruins of Doodletown, New York are remnants of a town consumed by a state park.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

These expertly crafted, scientifically accurate glass sea creatures were once an international phenomenon.