away back in the earliest twilight of the historic morning, nevertheless they mark, not the beginning, but the perfection of Egyptian art. They speak of long periods of growth in art and science lying beyond the era they represent. It is this vast and mysterious background that astonishes us even more than these giant forms cast up against it.
Being sepulchral monuments, the pyramids are confined to the western side of the Nile valley (see p. 31). There are over thirty still standing, with traces of about forty more.
The Pyramid of Cheops, the largest of the Gizeh group, near Cairo, rises from a base covering thirteen acres, to a height of four hundred and fifty feet. According to Herodotus, Cheops employed one hundred thousand men for twenty years in its erection.
Palaces and Temples.—The earlier Memphian kings built great unadorned pyramids, but the later Theban monarchs constructed splendid palaces and temples. Two of the most promei-
