49/104 It is not a perfect square, but is elongated from east to west, the sides being 395 and 351 feet. It is 196 feet high, and is formed of six great steps with inclined faces, each retreating about seven feet; the step nearest the ground is thirty-seven and a half feet high, and the top one is twenty-nine feet high (fig. 137). It is built entirely of limestone, quarried from the neighbouring hills. |