The River Ulla is a river located in the northwest region of Spain, specifically in the autonomous community of Galicia. It flows for approximately 100 kilometers, starting in the Sierra de O Courel mountains and emptying into the Ría de Arousa, an estuary on the Atlantic coast. The river is known for its scenic beauty and rich biodiversity. The Ulla is an important waterway for the local economy, supporting activities such as fishing and agriculture. It also serves as a recreational area for activities like kayaking and hiking, attracting both locals and tourists who enjoy its natural landscapes.