Ancient Technology Valley Temple At Giza: Great Masterwork Testifies To Remarkable Engineering Skills Of Megalith Builders AncientPages.com | June 9, 2017 A. Sutherland - AncientPages.com - The Valley Temple at Giza, which is usually ascribed to the Pharaoh Chephren (2520-2494 BC) is a remarkable and mostly unusual ancient structure. The Read More