C10 is an untarred highway in southern Namibia. It starts in ÃÂAi-ÃÂAis and ends at the NamibiaâÂÂSouth Africa border where the road changes into the R358 road at Onseepkans. The highway is long. The road travels past from Karasburg, which can be accessed by the M21. This also can be used to get onto the B3 road.