“If you make an altar of stones for me, do not build it with dressed stones, for you will defile it if you use a tool on it” (Exodus 20:25).

When the ark of the covenant was returned to Israel, the people of Beth-shemesh set up a large stone upon which they offered burnt offerings and presented sacrifices to Yahweh (1 Samuel 6:14–15).

Saul used a large stone to build an altar to Yahweh (1 Samuel 14:35).

Quite close to the entrance to the stadium are two altars; one they call the altar of Hermes of the Games, the other the altar of Opportunity