Gutted airplanes slowly decay in a Florida field.

A replica of one of the more than 15,000 civilian lookout towers that lined the U.S. coast during World War II.

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

The ruins of a Florida miracle spring resort make it seem like a wonder that this was ever a health spa.

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

This picturesque ghost town is located on the banks of the Suwannee River.

An abandoned water sports stadium that has become a haven for graffiti and decay.

Disney's abandoned animal island is now an overgrown ruin that was almost the coolest attraction ever.

The scuba diving training facility was named for the steam that rises from the cave's chimney.

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

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