In Greek mythology, Pelops (Greek Πέλοψ, from pelios: dark; and ops: face, eye) was venerated at Olympia, where his cult developed into the founding myth of the Olympic Games, the most important expression of unity, not only for the Peloponnesus, "land of Pelops", but for all Hellenes. At the sanctuary at Olympia, chthonic night-time libations were offered each time to "dark-faced" Pelops in his sacrificial pit (bothros) before they were offered to the sky-god… (More on Pelops)