 The Zulia river's tributaries include the Cucutilla, Arboleda, Salazar and the Peralonso Rivers, which flow from the left, and the Pamplonita River with its own tributaries the Táchira and La Grita Rivers, flowing from the right.Areas surrounding the Zulia River are fertile, with many forests decorating the landscape.However, the climate of this area could be seen as unhealthy, due to the density of trees and the many swamps.