1. Litani River:- The Litani is a river in southern and south-eastern Lebanon. At 140 km, it is the longest river that runs along its entire length within Lebanon. The river was known to the Romans as Leontes.
2. Al-Kalb River:- Apart from a small section near the coast the river is seasonal; in summer its only source is a spring at the Jita Cave. The river is about 19 miles (30 km) in length.
3. Beirut River:- The river runs east to west, then curves north, separating the city of Beirut from its eastern suburbs, primarily Bourj Hammoud and Sin el Fil.