The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

This dilapidated castle-like structure overlooks the Hudson River at one of its widest points and was once home to nuns.

An abandoned horticulture institute gloomily presides over rows of derelict and vine-wrought greenhouses.

An abandoned castle owned and ignored by Masons carries a cursed history.

Secret Manor, a house full of legends, the least of which is the haunting of long-deceased ladies of pleasure.

An abandoned Gold Coast-era mansion once intended for the exiled ruler of Albania, who never arrived.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

The bones of an old zoo crumbling in the shadow of a new one.

An abandoned meat mecca now serves as an excellent locale for urban exploration.

A long abandoned hospital building on the outskirts of NYC.

A once grand hotel is being retaken by the wilderness it once capitalized on.

An abandoned 19th century quarry in the middle of the woods, remade by unnamed wanderers into a massive series of rock thrones.

Once featuring over 60 miniature replicas of famous Chinese locations, the Splendid China theme park was completely abandoned and is now mostly rubble.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

This abandoned amusement park was built on a site with a dark history.

The saddest little diner in New York.

I fought the law and the precinct caved in.

Cold War missile launch site which has been converted to a public park.

This abandoned horse racing track was an exercise in hubris from its inception.

One of the ghostly stops along Route 66.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

If astronomy had a ghost, it would look like this observatory.

The liveliest ghost town in the state.