Baalbek is a Phoenician city, where a triad of deities was worshipped, was known as Heliopolis during the Hellenistic period.
It retained its religious function during Roman times, when the sanctuary of the Heliopolitan Jupiter attracted thousands of pilgrims.
Baalbek, with its colossal structures, is one of the finest examples of Imperial Roman architecture at its apogee.
The complex of temples at Baalbek is located at the foot of the south-west slope of Anti-Lebanon, bordering the fertile plain of the Bekaa at an altitude of 1150 m.
The city of Baalbek reached its apogee during Roman times.
Its colossal constructions built over a period of more than two centuries, make it one of the most famous sanctuaries of the Roman world and a model of Imperial Roman architecture.