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

Opened in 1976, this monster-sized version of the fast-food franchise is sometimes called the Epic McD.

After a long career, a disastrous sinking, and a half-successful salvage, this Naval vessel-turned-artificial reef ended up exactly where she was supposed to—with a little help from nature.

An underwater statue of Christ blesses the depths off Key Largo.

This kitsch eatery is chock-a-block with bric-a-brac.

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

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

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

Off the Florida coast, a whimsical world of marine sculptures are revitalizing coral reefs.