A number of imposing mountains are arrayed to our left, part of the island's watershed. The mountain to the right is the southernmost promontory, one extremely isolated and sharp peak .... "This is the description of the Mutan mountain area in Beazeley's travelogue.
許多高大的山聳立左邊，那是島上的部分分水嶺，右邊的山是南端的岬角，一座非常單一、削尖的山峰… …」這是畢齊禮旅行報告中關於牡丹山區視野的一段描述。