A 60-room castle constructed by a horse-racing heir.

Mysterious stone tower featured in many alternative histories of the New World.

This cemetery holds the remains of an accused witch and the man that ensured her freedom.

This backwater graveyard in the Hamptons became a trendy burial spot and posthumous status symbol for famous artists.

The poet Walt Whitman was a frequent visitor to this spot, the highest on Long Island.

The abandoned grounds and derelict greenhouses of this once-magnificent Edwardian estate are now a nature preserve open for exploration.

Spies, love letters, and ghost stories have all left their mark on this home-cum-museum.

Some of the earliest burial grounds of New York State are to be found hidden away in this quaint town.

A curious building honoring past and current members of a historic musical comedy troupe.

The oldest surviving presidential residence in the United States.

Alexander Hamilton’s creation caused quite a bit of controversy.

This elaborate towering structure was once famed for its revolutionary height.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

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

Meet some of the most prominent figures in Black history through life-sized wax models.

At this former Prohibition speakeasy, electric birds signaled the arrival of hooch.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

An abandoned church gets a second life as a massive beer hall and event space.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.