Answer: Below! (With pictures of Daga houses and the wall
Explanation: The capital city of Zimbabwe, Harare, has the remains of Daga houses (just earthen and mud houses to simplify it) beyond their walls.
The Great Enclosure, located south of the complex, is known to be the largest singular structure in sub-Saharan Africa. It's said to be the largest because of its tall and surrounding walls. The height of the walls is approximately 11 meters (36 feet), while the perimeter is 250 meters (830 feet).
