This atoll is east-south-east of San Andrés Island and northeast of Cayos de Alburquerque, at . It is long and wide. There are a few sand cays in the southeast. The largest ones are Cayo del Este, Cayo Bolivar, West Cay, and Cayo Arena, none of which are higher than . All cays are overgrown with palm trees and bushes, and surrounded by mangroves. There is a Colombian Navy lighthouse on Cayo Bolivar. The cays are regularly visited by fishermen from the Colombian mainland and San Andrés. There are two concrete buildings on Cayo Bolivar, and a few wooden huts on the other cays.