If your trip to Historic Castle District is all booked but your travel itinerary is looking a bit empty, let us give you a helping hand.While you're ambling around the neighborhood, you really can't miss National Archaeological Museum and Bastion of Saint Remy. Bring along your camera! There are sure to be some amazing photo opportunities.There are lots of attractions within easy reach of the center of this neighborhood, such as Cagliari Cathedral. More adventure awaits at Piazza Yenne and Sanctuary and Basilica of Our Lady of Bonaria, which are also close by.