The best-known sea turtles are the Green Sea Turtle, Leatherback Sea Turtle, Hawksbill Sea Turtle, and Loggerhead Sea Turtle. All share the same basic body structure as their terrestrial relatives, the tortoise, but with a few adaptions for a sea-going lifestyle. Sea turtle bodies are slightly flattened and streamlined, with large flippers to propel them effortlessly through the water. Witness this majestic site on your next dive trip by finding the best spots to dive with the different sea turtles of the world on the map below.