20th Anniversary of Birdfest & Bluegrass: A festival that spans downtown Ridgefield and the Ridgefield National Wildlife Refuge with activities on Lake River, and a trolley to transport you in between. In downtown Ridgefield you will find a Bluegrass Picker's Festival, Bluegrass performances at Old Liberty Theater, Birder's Marketplace at RACC, LOTS of family friendly crafts and activities, Audobon live bird shows, vendors, food, and MORE!Visit the Ridgefield National Wildlife Regufe for free during Birdfest. Discover the birds, wildlife, trails and Cathlapotle Plankhouse; learn about the culture and history of the Ridgefield area; and appreciate the beauty of the natural area just across the river from downtown Ridgefield.