<prompt> Translate the following text to EnglishMji huo uliojengwa na kujengwa upya kuanzia karne ya 12 hadi ya 18, unaonekana kama sehemu ya safari ya kutembea, na sehemu iliyo kati ya ngome ya Saint-Philippe na Tour Bidouane inaonyesha pwani nzima ya Emerald.  <response>: Its ramparts, built and rebuilt from the 12th to the 18th centuries, make a bracing walk, with the stretch between the Saint-Philippe bastion and the Tour Bidouane opening up a vista along the whole Emerald Coast. 