This hospital fell into ruins after failing to act as the advocate for the mentally ill it was designed to be.

An enormous overgrown greenhouse teeming with graffiti and wildlife.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

An unusually designed bridge from the 1920s was built to withstand the tides and winds of Maine.

The world's largest rotating world.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

The world's most comprehensive collection of Willard timepieces is a celebration of early American clockmaking.

This Tudor-style mansion is home to the first roadside confectioner in the United States.

This storied spot with a vintage Art Deco vibe has been serving Coney Island-style hot dogs for over 100 years

The largest living museum in the Northeast recreates life from the Early Republic period complete with costumed historians and reenactors.

A New England curiosity cabinet, one hundred years on.

Pennsylvania’s creepiest roadside attraction is a haunting example of roadside kitsch.

A monument to an Irish secret society thought to be responsible for a string of violent attacks in Pennsylvania coal mines.

Metal monsters made from repurposed materials lurk alongside this Pennsylvania road.

A toxic ghost town sitting atop a massive coal fire.

A eight-foot-tall statue resides in the heart of Pennsylvania anthracite coal country.

Take a ride inside a former coal mine in Ashland, Pennsylvania.

This mobile theater show highlights the story of Hershey through fun facts, unique stories, and plenty of candy samples.

These massive concrete balls were used to mine gold in Virginia.

This war hero's old shop remembers the fine line between medicine and quackery during the Revolutionary War.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.

Utopia and nostalgia mingle at the site of Bronson Alcott's ill-fated agrarian commune.

Once the largest gravity dam in the world.

This old mill and former police station now present a world-class collection of Orthodox iconography.