Culebra Island

Spanish �Isla De Culebra, � island, Puerto Rico, 20 miles (30 km) east of Puerto Rico island and 15 miles west of St. Thomas, Virgin Islands. The island fronts north on the Atlantic Ocean and south and west on Vieques Sound, which connects the Atlantic with the Caribbean Sea. About 7 miles (11 km) long and 2 miles (3 km) wide, Culebra Island is 10 square miles (26 square km) in area. Its hilly, almost barren mass of limestone and igneous