The Onyar is a river located in the northeastern part of Spain, specifically in the region of Catalonia. It flows through the city of Girona and is known for its picturesque views, especially the colorful buildings that line its banks. The river is approximately 25 kilometers long and eventually merges with the Ter River. The Onyar is significant for both its natural beauty and its historical importance. It has played a vital role in the development of Girona over the centuries, serving as a source of water and a natural barrier. The river is also a popular spot for tourists and locals, offering scenic walks and opportunities for photography.