Jupiter Optimus Maximus Heliopolitanus (IOMH, also Jupiter Heliopolitanus) was a syncretic supreme god venerated in the great temple of Baalbek, in modern-day Lebanon. The cult of Jupiter Heliopolitanus evolved from the ancient Canaanite religion, particularly the worship of the storm god and fertility god Baal-Hadad. Baal, meaning "lord" or...