Koolol Kool
The Koigab River is an ephemeral river on NamibiaTemplate:'s Skeleton Coast.Its source is in the Grootberg Mountains near Bergsig,where its two inflows, the Gui-Tsawisib and the Springbok are located.Koigab's catchment area (including its tributaries) is estimated to be between 2320 and 2,400 km2 (930 sq mi).