Where monkeys run wild and the humans are caged.

A mysterious castle built as a monument to lost love.

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

One of many gator theme parks, abandoned in the sugar fields of South Florida.

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

An 18th-century Spanish watchtower made entirely of seashell and concrete.

Electrical pylon in the shape of Disney's beloved mouse.

The third tallest lighthouse in America once guided author Stephen Crane to safety.

A mega theme park-wax museum mélange containing all things biblical.

A building so large that it has its own weather.

A swamp that was the site of prehistoric water burials also managed to preserve its corpses for millennia.