The fort has three towers: two at the northernface and one at the western one. They are connected by allies and courtyards that have disappeared because of illegalconstructions within the medina. It is centered on a north-west / south-eastmain street where, at the southern end, is a small capped alley called Sbat El Ksar. The latter has two doorsseparated by a courtyard and which, closed, isolate Borj El Ksar from the rest of the medina.