These molds for fiberglass statues have formed an eerie, accidental sculpture park.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Huge masonic hall in Philadelphia with lavishly themed rooms.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

A rare view of a preserved Victorian science museum.

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

World's first "penitentiary," meant to be humane, drove men insane.

A wealth of local folk art, antiques, and curios, without ever leaving your car.

Medical museum featuring a number of excellent medical models.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

This former Roman Catholic Church still contains the embalmed hearts and organs of 22 popes.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

Tucked away in a corner of a Maine general store there was a museum devoted to an equally beloved and reviled local soft drink.

The eccentric mansion of one the most popular horror authors of modern times.

Former hotel turned into haunted playground.

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

This small, but long-running hobby club has built one of the largest model rail lines in the US.

The museum moved on, but the diorama remain.

An institution that preserves the history of institutionalization.