Stay in a room with a view... of the bottom of the ocean.

An unassuming secret door once led to a legendary watering hole.

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

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

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

Visible below the waves are memorials to the city's Gold Rush dead.

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

This small-town Connecticut restaurant gives each diner a free book from its vast library.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

A house carved into a rock in the 1940s.

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

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

An antiquated German apothecary on Chicago's North Side.

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

According to one local tradition, the entrance to the Voodoo underworld can be found in New Orleans through seven gates scattered throughout the city's French Quarter.