South Africa is located at the southern tip of Africa. It is bordered by Namibia, Botswana, Zimbabwe, Mozambique, Swaziland and Lesotho (which is completely surrounded by South Africa). It is a vast country with widely varying landscapes and has 11 official languages, as well as an equally diverse population. The climate in South Africa ranges from desert and semi-desert in the north west of the country to sub-tropical on the eastern coastline. The rainy season for most of the country is in the summer, except in the Western Cape where the rains come in the winter.