Northern Cape, Kalahari & Diamond Fields The Kalahari and Diamond Fields region of the Northern Cape borders Namibia, Botswana, the Freestate and the North West Province. The name Kalahari come from the San word meaning 'a place without water'. Some parts of the Kalahari Desert have gone without water for years and are flat featureless plains. But there is usually water beneath the surface, and the flat plains are broken up here and there by mountain ranges, amongst them the Langeberg and Korannaberg ranges. The Kalahari is at the far north-eastern tip of the Northern Province and is a boundless expanse of red earth. The daytime temperatures are extremely hot and the nights can be freezing cold. - Read more