Transvaal
geographical name
Trans·vaal tran(t)s-ˈväl 
tranz-
former province of the northeastern part of the Republic of South Africa between the Vaal and the Limpopo rivers capital Pretoria area 109,621 square miles (283,918 square kilometers)
Note: In the 19th century Transvaal was a Boer republic (the South African Republic).