Gallery Rosalie Bay: View of Rosalie Bay located on the east coast of Dominica; nesting home to the Loggerheads, Hawksbills, Leatherback and Green sea turtles. Emerald Pool: Emerald Pool is located in the Morne Trois Piton National Park on the Nature island Dominica. The water appears emerald green in the leafy, and filtered sunlight. The Freshwater Lake: The Freshwater Lake is the largest of four lakes in the natural island Dominica. It is located 2,500 ft. above sea level just about 2 miles north-east of the village of Laudat.