The Beqaa is located about 30 km (19 mi) east of Beirut. The valley is situated between Mount Lebanon to the west and Anti-Lebanon mountains to the east. It forms the northeasternmost extension of the Great Rift Valley, which stretches from Syria to the Red Sea. Beqaa Valley is 120 kilometres (75 mi) long and 16 kilometres (9.9 mi) wide on average. It has a Mediterranean climate of wet, often snowy winters and dry, warm summers.”
Consider this rich valley Lee that folks are still fighting over. See [en.m.wikipedia.org]
For the practically inclined, a good farm is heaven.
But I agree with you that by biblical times, the elites would have been very knowledgeable about Baalbek.