The scant remains of this flooded historic village can be explored in one of the most remote areas of the Great Smokies.

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

Given just one more year to live, Conrad Schuck built his dream house in Bartow, Florida.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

A giant 400-acre preserve in North Florida for displaced wolves.

A mysterious castle built as a monument to lost love.

An underwater city for the dead.

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

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

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