Tres Rios Nature Festival is back! Ignite your calling for the outdoors, bring the family out for this free two day festival. This festival showcases the rich diversity of wildlife habitat, history and culture of the Gila River drainage, which is made up of the Gila, Salt and Agua Fria Rivers. From guided bird tours, canoeing on the river, archery, fishing and learning about Southwest wildlife, there is something for everyone during the best time of year to enjoy the Arizona weather.