Intertwined, interspecies trees which locals believe can grant boons to lovers.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

St. Augustine's record-setting narrow street was designed to protect against pirates.

It's a pretty creepy lock-up.

A tribute to Ponce de Leon's supposed quest for eternal youth.

Ruins of a Carnegie family mansion on Cumberland Island.

A monument celebrating the idea of reaching inaccessible places.

A historic presidential getaway on the continental United States' southernmost island.

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

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

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

Former villa and estate of James Deering developed to preserve native tropical forests.