A cairn of whitewashed stones marking a British burial site below Isandlwana hill in KwaZulu-Natal, South Africa. On January 22, 1879, the main Zulu army of some 20,000 to 25,000 men, led by Ntshingwayo and Mavumengwana, overran the British camp pitched at the foot of this hill. It was a disastrous…