Cayos de Caña Gorda

The Cayos de Caña Gorda is a group of three uninhabited, mangrove-covered keys, located at off the southwestern coast of Puerto Rico. They belong to barrio Carenero of Guánica municipio. The eastern key, Isla Ballena is separated from the Puerto Rican mainland close to Punta Ballena only by a wide channel. The western key was given the name Gilligan's Island in the 1970s by the Keegan/Barnett family, who had recently moved to Guanica from Philadelphia, Pennsylvania. Cayo Aurora is served by boat and has public beaches. Between the two is Cayo Honda, the central key. The total land area is .
The area is good for snorkeling and can be reached by kayak.