This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

A monument celebrating the idea of reaching inaccessible places.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

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

Ancient petroglyphs discovered only after a massive fire swept across Michigan in the 1880s.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

The only surviving prototype for Buckminster Fuller's house of the future.

An ever-evolving wall of graffiti art off East Liberty Street.

World's largest Christmas store.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.