The River Eo is a river located in the northwest of Spain, flowing through the region of Galicia and forming part of the border with Asturias. It stretches approximately 100 kilometers and is known for its scenic landscapes and rich biodiversity. The river eventually empties into the Bay of Biscay. The Eo River is significant for its ecological importance, supporting various species of fish and wildlife. It is also a popular destination for outdoor activities such as fishing, kayaking, and hiking, attracting both locals and tourists who appreciate its natural beauty and recreational opportunities.