在北京看塔去铁壁银山为好。铁壁银山的得名是因那山从山脚到峰顶大部分为黑色花岗岩层叠直上远观如铁冬日层积冰雪阳光下又白色如银。明《帝京景物略》大大地抒写了一笔说：天寿山东北６０里日银山。或曰望也非金方于冶非月下之潮方至非镔甲练刃西来万骑而日方东山之光也”“ Look at the tower in Beijing to iron wall Silver Mountain as well. Iron wall is named after the mountain because of the mountain from the foot of the mountain to the peak of most of the black granite cascading straight on the horizon such as iron layer of winter snow ice and white as silver. Ming “King of King Sceneries,” a great deal to describe a sum of money: Days Shoushan 60 miles northeast of Yinshan. Or do not expect the gold side in the rule of the tide side of non-moon to non-Qijian edge blade Xilai riding and the Japanese Dongshan light also "