The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

Jule Körner's house full of bizarre architectural details.

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

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

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

Bizarre Cavern.

The headquarters in Salem doubles as an occult art gallery.

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

Delicate Wurlitzers, creepy clowns, and The Noid all share space in this insane explosion of kitsch history.

Three prestigious academic collections come together to create a world-class natural history museum.

A number of gruesome unsolved murders have turned this simple home into a morbid tourist trap.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

An astounding collection of medical specimens, including bits of President Lincoln.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

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

A storefront museum in Asbury Park honoring the Jersey Shore’s deep history of mystery—including the Jersey Devil.

A derelict bit of transportation infrastructure hidden in the woods.

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

A curious collection of oddities including a lock of Alexander Hamilton's hair and Harry Houdini's ouija board.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.