The Tamasheq language is spoken principally in an area located 20 km north of what river?
Timbuktu Timbuktu (pron.: ), also spelled as Tinbuktu, Timbuctoo and Timbuktoo (Berber: ;French: "Tombouctou" ; Koyra Chiini: "Tumbutu"), is an ancient city in Mali, situated 20 km north of the Niger River. The town is the capital of the Timbuktu Region, one of the eight administrative regions of Mali. It had a population of 54,453 in the 2009 census.
Waitakere River The Waitakere River is a river of the Auckland Region of New Zealand's North Island. It flows north then west from its sources in the Waitakere Ranges, reaching the Tasman Sea at Te Henga (Bethells Beach), to the south of Muriwai Beach. The upper reaches of the river are dammed to form the Waitakere Reservoir. The Waitakere Falls, just below the dam, are 95 m high and the third highest waterfall in the North Island.