The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

A submerged archeological park still holds the wonders of a Roman Sodom.

Furniture tries to escape an abandoned building in San Francisco.

Locals purchased this abandoned quarry in order to make sure it continues to be overgrown.

Rising 30 feet in the air atop Quarry Hill, the Old Powder House is the oldest stone building in the state of Massachusetts.

Beautiful steampunk ghosts of early Massachusetts.

The self-proclaimed world's smallest museum, located next to a Massachusetts sandwich chain.

Impossibly life-like natural history models created out of glass by a father and son.

An enormous, inside-out glass globe built in 1935.

An architecturally-focused antique shop.

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

Two adjoining collections of 19th-20th century physics apparatuses and instruments.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

An 18th-century home taken over by antique automatons and musical machines (Closed).

This folk art dinosaur was almost pushed to extinction due to lack of a building permit.

Steam engines and conveyor belts are remnants of a genius system left in the middle of the Maine woods.