WELCOME to the fabulous Florida Keys, with America's only living coral reef. The Middle Florida Keys is one of the world's most versatile and breathtaking dive destinations. You will be in awe of the wonderous sights below. So much so, you will want to stay down forever. A Deep Blue Dive Center, located in the city of Key Colony Beach, invites you and your family to dive or snorkel off ""Turtle"", a roomy 34 ft., six-passenger-maximum dive vessel equipped with a fresh water shower.