Santa Claus took his annual holiday plunge in the waters of the Florida Keys National Marine Sanctuary over the weekend.

For a true tropical getaway, head to the Florida Keys. These islands draw scuba divers, recreational fishers and beachgoers looking to take it easy. You will find a little adventure here, too — but ...

Played by Keys' dive shop operator Spencer Slate, Santa brought along his trusted underwater elves and a festively dressed mermaid to mingle with some very curious marine life at Pleasure Reef off Key ...