Famous for its bio-luminescent inhabitants, known as "dismalites."

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

A bizarre roadside attraction and the first instance of miniature golf in the world.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

A more than 260-year-old crypt built on Boston's oldest English burial ground.

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

This collection started by a Cornell professor once held more than 600 human brain specimens, including the one that belonged to its founder.

Take an underground boat ride through a former hydraulic raceway that was built in the late 19th century.

The absurd creation is a compulsory destination for selfies in Buffalo.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

Medical history museum featuring a lovely doctor's office from the 1800s.

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

The overgrown remains of an old rail bridge rise above the valley like ancient Greek ruins.

The tragic reality of a town riddled with rumors of haunts, chemical spills, and serial killers.

An abandoned relic of the city's failed experiment with below ground transit.

Where beautiful signs live on forever.

How did a massive marine arthropod find its way to landlocked Ohio?

The largest earthwork effigy in the world.

An abandoned asylum incorporated into a college campus.

All that remains of a gigantic earth-moving machine.

Prison made famous by The Shawshank Redemption has been out of commission since 1990.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

The entrance to this sinisterly named tunnel hides behind a Tim Hortons.