Widely known as the " Tribune of Eshmun " because of its shape , the altar of Eshmun is a white marble structure dating to the 4th century BC . It is 2 @.@ 15 metres ( 7 @.@ 1 ft ) long by 2 @.@ 26 metres ( 7 @.@ 4 ft ) wide and 2 @.@ 17 metres ( 7 @.@ 1 ft ) tall . Unearthed in 1963 by Maurice Dunand , it stand on a limestone socleplated with marble blocks that rest against a retaining wall . The altar is adorned with Hellenistic style relief sculptures and is framed by decorative moldings , one of which divide the altar into two distinct registers of symmetrical composition . The upper register portray 18 Greek deities , including two charioteers surrounding the Greek god Apollo , who is depicted playing a cithara ( a type of lyre ) . The lower register honors Dionysus , who lead his thiasos ( his ecstatic revenue ) in a dance to the music of pipe and cithara players . The Tribune is displayed at the National Museum of Beirut .