Site of an escape, ten murders, and some scalpings.

A stone memorial erected for New Hampshire's only convicted witch.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

The oldest continuously inhabited street in America.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

The mansion home of author Edith Wharton.

Mass Grave of 48 colonists killed in a raid by Native Americans and the French in 1704.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

Beyond being incredibly fun, not much can be said about the Hole with certitude.

Hunt for buried treasure in Nova Scotia.

One of the world's southernmost bars.

One man is on a singular quest to name an island after a famous hip-hop artist.

An unsolved murder victim's grave which may or may not contain her body.

Working wool mill used as the exterior for the mill in the 1990 horror film "Graveyard Shift."

A mysterious light of unknown origin on the backroads of Missouri.

A natural gas leak provides a flickering flame beneath a waterfall.

Former laboratory of radical psychiatrist Wilhelm Reich.

Renowned restaurant tucked in a cave once occupied by buccaneers.

This headstone marks the grave of an 11-year-old boy killed during clashes in the streets over the boycotting of British goods.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

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

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

On the side of a remote mountain, a stone face bearing an inscription of mysterious origin.