Lebanon is a mostly mountainous country, there are two mountain chains. the western one and the eastern one in between lies the bekaa valley, the cedar forest is in the western chain. as is the highest point in Lebanon. for more info check wikipedia Lebanon.

Syria centered on Damascus, and insure a defensible border, France established the Lebanon-Syrian border to the "Anti-Lebanon" mountains, on the far side of the Beqaa Valley, territory which had belonged to the province of Damascus for hundreds of years

the lowest point in lebanon are the mountains

Four physical features of Syria are the Syrian Desert, the Euphrates River, the Mediterranean coastline, and the mountain ranges of the Anti-Lebanon and the Syrian Coastal Mountains.

Syria has several mountain ranges, including the Anti-Lebanon, the Jebel Ansariye, and the Coastal Mountain Range. These ranges collectively consist of numerous peaks and summits.