The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.

A recently abandoned psych ward at the end of Sanatorium Road.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

Series of storm drains connected to a dark urban legend.

This Detroit ruin was once a gothic bastion of its community, but now it stands as a haunting ruin.

Paranormal investigators claim this abandoned asylum is the most haunted spot in the eastern U.S.

100-year-old shipwreck you can walk up to at low tide.

An abandoned asylum where patients have been forgotten but their possessions remain.

The drama of nature in full effect in this Nevada State Park.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The loneliest island in New York.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

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

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

One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

An extraordinary mixture of natural beauty and man-made phenomena.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.