This Cape Cod museum exhibits what it claims is the only authenticated pirate treasure in the world.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

Ornate and macabre headstone in one of the country's oldest cemeteries.

Grave of the man allegedly responsible for a series of infamous murders in Boston in the 1960s.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

Fascinating museum dedicated to the under-appreciated medical history of urology features some wince-inducing devices.

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

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

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.