Coastal geographic features in Ponce include Bahía de Ponce, Caleta de Cabullones (Cabullones Cove), and five cays: Jueyes, Ratones, Cardona, Gatas, and Isla del Frio. Caja de Muertos Island and Morrillito islet are located at the boundary between Ponce and Juana Díaz. There is a mangrove covering an area of approximately at Cabullón promontory and Isla del Frio. The Salinas Lagoon, part of Reserva Natural Punta Cucharas, has a mangrove that expands about . The lagoon itself consists of 698 cuerdas (678 acres; 274 ha). The Rita cave is located in Barrio Cerrillos.