A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

Home of the physician who set the leg of John Wilkes Booth after the Lincoln assassination.

Rediscovered after a century, the father of the American Navy was reinterred in something dredged up from Davy Jones' Locker.

A Civil War Museum with some notable medical antiques.

A model home in the Medical Examiner's Office in which grisly death scenes are staged to train forensic investigators.

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

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

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

Eighteen miniature death-scene dioramas.

The second-oldest garden cemetery in the U.S. was also a college brainstorm spot of Stephen King.

Stone monument honoring a town founder has a witch-boot shaped stain and a curse to go with it.

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

Ruins of a historic medical facility sits eerily by the water.

Memorial to one of the most fatal fires in both circus and U.S. history.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

The graves of a Connecticut family thought to have been plagued by a vampire.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

The intriguing personal collection of a professional demon-chaser.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

The Cape Cod house that whaling built.