The site is Isla de Ometepe. Ometepe is an island of 276 square kilometers lying in Lake Nicaragua. It is the largest island in the world situated in a fresh water lake. Two forested volcanoes dominate the island. One called Maderas raises 1,400 meters above the lake. The other, Concepción reaches a height of nearly 1,700 meters. Ometepe is situated in southeastern Nicaragua and has a population of 30,000 people. The majority of the people who live on the island are of Indian ancestry.