Aerial view of the Silk Cayes, three sand and coral cays ( small islands ), and patch reefs, inside the southern Belize barrier reef. Gladden Spit and Silk Cayes Marine Reserve,

Aerial view of the Silk Cayes, three sand and coral cays ( small islands ), and patch reefs, inside the southern Belize barrier reef. Gladden Spit and Silk Cayes Marine Reserve, Belize Barrier Reef Reserve System UNESCO Natural World Heritage Site, Belize, Central America.