<prompt> Translate the following text to EnglishKuna milango mitatu ya kale ya kuingia jijini, na wanahistoria wanadai kwamba mwanzoni Wakarthage walijenga ukuta hapa, ingawa hakuna mabaki yake.  <response>: There are three ancient gates into the city, and hist- orians claim the Carthaginians initially constructed a wall here, though there are no remains of it. 