Strait of Gibraltar These "internal waves" continue to flow eastward and to refract around coastal features. They can sometimes be traced for as much as , and sometimes create interference patterns with refracted waves. Except for its far eastern end, the Strait lies within the territorial waters of Spain and Morocco. The United Kingdom claims around Gibraltar on the northern side of the Strait, putting part of it inside British territorial waters. As this is less than the maximum, it means, according to the British claim, that part of the Strait lies in international waters. The ownership of Gibraltar and its territorial waters
Gibraltar South Mole Lighthouse Territory of Gibraltar, at latitude 36º09'N, and longitude 5º20'W. In addition to the protection provided to the port by the Rock of Gibraltar on the east, there is a system of manmade defences on the west. These include a trio of breakwaters: the North Mole (formerly the Commercial Mole) including its Western Arm, the Detached Mole, and the South Mole. The South Mole includes an extension which was added later, and was formerly known as the New Mole and New Mole Extension. The harbour has both north and south entrances. The northern entry is bordered by the Western Arm of