The Descenso a Nado Ría de Navia (or Navia Estuary Downstream Swim) is one of the World’s Top 100 Open Water Swims. It is a multi-race event held annually held in early August on the northern coast of Spain. It is in its 56th edition in 2013. It offers a 5 km men’s race, a 3 km women’s race, a 1.7 km masters race and a 1.1 km junior race with cash prizes for the men’s 5 km and the women’s 3 km races of 1000€ for the winner, 700€ for second and 400€ for third. It is also combined on the same weekend as the Copa Asturias (Asturias Cup. The Descenso a Nado Ría de Navia has been broadcast on live television on Spain’s TPA and organized by the Amigos de la Ría de Navia.