Since 1969, 34 conservation areas have been created, covering areas of various sizes and eras; and more than 1,200 structures have listed status based on their "special architectural or historic interest".
自1969年以来，已建立34个保护区，涵盖各种各样的大小和年代的區域；以及超過1200多个建築根據其"特殊的建筑性或历史性利益"被登錄。