The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

Holding the most bodies of any cemetery in the United States.

Final resting place for the Triangle Shirtwaist fire’s unidentified victims.

The world's smallest drawbridge.

In Bermuda, this formal naval residence has become a go-to for cliff-jumpers and hikers.

The abandoned Bermudian home of a British naval leader is surrounded by crumbling sporting fields and the graves of convicts.

The final resting place for Bermuda's British military, including a man who died of sunstroke.

Once a strategically imperative naval base, portions of this Bermuda dock complex now serve cruise ships.

The first of Lancaster's "rural cemeteries."

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.

These hooded graves are the only of their kind in the United States.

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

This jail which was in service for over a century is now open for curious visitors.

A cemetery that holds graves for the forgotten children of a burned orphanage.

A historic town sits upon the site of a long-lost 18th-century trading community.

The boulder on which Alexander Hamilton laid his head after a deadly duel can still be visited on the New Jersey coast.

Hidden inside one of the world's most well-visited zoos is a secret plaque promising eternal life.

The famous author's cottage hideaway.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

The oldest house in Manhattan is now a museum that remembers the home's sordid history of scandals, vice-presidents, and ghosts.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.