chartered city, capital of Lanao del Sur province, north-central Mindanao, Philippines. It is located on the northern shore of Lake Lanao, 3,500 feet (1,100 metres) above sea level, and it is one of the country's largest cities inhabited by Muslims (Moros). An important trading centre specializing in Muslim handicrafts and bladed weapons, it is the seat of Mindanao State University (1961), Dansalan College, and Pangarungan Islam Colleges (1965). Camp Keithley, former U.S. military headquarters for Mindanao, is nearby. A Muslim rebellion in 1972 began in Marawi. Inc. city, 1940. Pop. (2000) 131,090.