At the base of the north staircase sit two colossal feathered serpent heads, effigies of the god Kukulcan. 北樓梯的底部有兩個巨大的羽蛇頭，這是庫庫爾坎神的肖像。 The Castle or Pyramid of Kukulcan. One of the tallest and most remarkable examples of Maya architecture, it was built during the high point of the Itza-Cocom culture, during the decadence of Mayapan. It is a four-sided pyramid, with a rectangular temple on the top. The Castle or Pyramid of Kukulcan 是瑪雅建築最高、最引人注目的例子之一，建於伊察科科姆文化的鼎盛時期，也是瑪雅潘的衰落時期。它是一個四面金字塔，頂部有一個長方形的寺廟。