The Dover International Speedway is home to a towering, concrete-skinned, racecar-hungry behemoth.

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

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

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

A haunting exhibit in a wildlife refuge center highlights threatened species and the conservation efforts needed to save them.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

This former asylum for Black Americans is haunted by its history of violence and racism.

Rediscovered after a century, the father of the American Navy was reinterred in something dredged up from Davy Jones' Locker.

This ruined quarry once produced the distinctive red sandstone used for construction projects in Washington, D.C.

A small brick parlor house and artist's studio located in the wilderness is surrounded by imposing suburban palaces.

A derelict bit of transportation infrastructure hidden in the woods.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

An Industrial Revolution-era public work that purified water using nothing but sand.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

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

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

Once the supplier for noteworthy projects like the National Cathedral, this old brickworks now lies abandoned.