For over a century, it was a crucial center of mental health treatment and also the source of many local legends.

A registered historic landmark shrouded in unsettling local legends.

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

The graffitied ruins stand hidden within the Pennsylvania woods.

The old fire tower is one of the last of its kind in the United States.

This demolished goliath of American industry once loomed over the depressed town it once made thrive.

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

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

The remains of a failed subway in upstate New York is now an underground graffiti bunker.

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

Abandoned Air Force base that has fallen into disrepair.

A long-abandoned provincial prison left to crumble in the frigid air of Ontario.

This notorious Canadian mental institution was home to some of the first LSD experiments and origin of the word "psychedelic."

Odd outsider art installations surround a Gold Rush-era ghost town.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

The eerie ruins of a remote abandoned hamlet said to be founded by the survivors of a shipwreck.

An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.

Once a thriving business district, this former shopping area is now an urban ghost town in the heart of the city.

A forsaken wonder in the middle of the East Side neighborhood.

An eerie, decaying ghost town destined to fade into the forest.

Remnants of a storybook amusement park hidden behind a strip mall.

Buffalo's abandoned concrete grain elevators are getting a second life.