Sulu Archipelago Volcanic and coral archipelago, southwestern Philippines, between Mindanao and Borneo. A double island chain, it extends 170 mi (270 km) and includes about 400 named islands and more than 500 unnamed ones; they cover an area of 1,038 sq mi (2,688 sq km).... more
Sulu Archipelago Stretching northeast to southwest from Basilan Island, south of Mindanao's Zamboanga peninsula, to Sabah, Malaysia, the Sulu archipelago exceeds 320 kilometers (200 miles) in length, consists of over 500 islands, and occupies an area of 2,813 squa... more
