The Castle is open daily until 2pm and contains a library and museum. It also commands spectacular views over the old city.
Entrance is free.
The Castle Museum is situated about 500m away and contains artefacts from Libya's ancient history, with Phoenician, Greek and Roman exhibits. A display devoted to modern history occupies the top floor. The museum is open every weekday from 8am to 2pm. An entrance fee is charged. The Medina Museum is housed in a renovated building and contains a library, and interesting illustrated displays.