Anguilla is a British overseas territory in the Caribbean The territory consists of the main island of Anguilla itself, approximately 16 miles (26 km) long by 3 miles (5 km) wide at its widest point, together with a number of much smaller islands and cays with no permanent population. comprises a small main island and several offshore islets. Its beaches range from long sandy stretches like Rendezvous Bay, overlooking neighboring Saint Martin island, to secluded coves reached by boat, such as at Little Bay. Protected areas include Big Spring Cave, known for its prehistoric petroglyphs, and East End Pond, a wildlife conservation site.