An aerial view of Gibraltar harbour and the Bay of Gibraltar looking north-west-by-north from near the top of Signal Hill. The north end of the dockyard and the detached mole are on the left. The boat camber and Coaling Island are in the centre and the Western Arm, North Mole, Waterport and the end of the airport runway are on the right. Merchant ships are at anchor in the bay and a tanker is alongside the Detached Mole.