The Temple of Zeus at Olympia was an ancient Greek temple in Olympia, Greece, dedicated to the god Zeus. The temple, built in the second quarter of the fifth century BCE, was the very model of the fully developed classical Greek temple of the Doric order
The temple was probably established at an ancient religious site dating from the fourth millennium BC that was dedicated to the earth mother, Gaia, and eventually, was the site of a temple to Hera that dated to the Archaic period. The Altis, the enclosure with its sacred grove, open-air altars and the tumulus of Pelops, was first formed during the tenth and ninth centuries BC,[2] Greece's "Dark Age", when the followers of Zeus had joined with the followers of Hera.[3]