Bronze footprints mark the path where a civil rights leader tried to march in peaceful protest before being knocked unconscious.

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

The site of Martin Luther King Jr.'s arrest as he attempted to have lunch.

Only through the lens of a microscope can visitors see the true treasures inside this museum.

This curio museum seems like the type of place you might find a mogwai or a monkey's paw.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

It's a pretty creepy lock-up.

Gutted airplanes slowly decay in a Florida field.

Two men built this castle on the Florida coast as an artistic “landscape sculpture.”

Interactive modern and vintage submarine equipment, World War II relics, and submarine attire.

Ruins of a Carnegie family mansion on Cumberland Island.

A sprawling maze of used books piled from floor to ceiling.

Jacksonville's highways rendered this century-old grammar school unusable.

This ancient octopus-like tree was saved from destruction thanks to shady reporting.