Cahora Bassa Dam Cahora Bassa Dam is a dam in Tete Region of Mozambique which was created back in 1969 and construction took 5 years to complete. This man-made dam is the biggest hydroelectric system in Southern Africa. Aside from the dam’s hydroelectric purpose, the place is also a beautiful tourist attraction. There are trees and plants in the area that are scenic. And the lake looks natural even if everything about it is man-made. You can pass by this tourist attraction to view the biggest dam in the region.