It's big, it's a ball, and it's made of twine—the world's largest of its kind.

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

The house where the famed outlaw was shot by a dirty coward is now a museum to the criminal's legacy.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

Community bookshelf of 25-foot-tall book spines.

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

European castle ruins in an American state park are actually the product of death and grief.