My tip“It begins with a short video presentation in English or Spanish; the visit takes about 45 minutes. Closed on Mondays.”
The remains of the wall of Qart Hadasht, founded by the Carthaginian commander Hasdrubal in 227 BC, one of the rare traces of Carthaginian presence in Spain before the Roman Scipio took it in 209 BC.
Easy to reach
In the centre of Cartagena; the visit is inside a flat building. Closed on Mondays.
Address
C. San Diego 25, Cartagena