The Cap Blanc Lighthouse is an active lighthouse located on Ras Nouadhibou in Mauritania. Constructed in 1910, it is today located only a few feet from Mauritania's border with Western Sahara . In recent years the lighthouse has been incorporated as the rear range light of a pair of leading lights. A modern fiberglass light structure forming the front of the range. The lighthouse serves as a landfall light for the port of Nouadhibou.A few kilometers northeast in Cansado, Nouadhibou is Pointe de Cansado lighthouse, built about three years later in 1913.They form one of the only lighthouses in Northwestern Mauritania, the other is in Nouakchott and forms the only three on the east of Ras Nouadhibou Peninsula, the other being Pointe Chacal which is located near the city of Nouadhibou and its port.