Heyburn State Park near Plummer is Idaho’s oldest state park and a large family recreation area spanning lakes, forests, wetlands, trails, campgrounds, and historic Civilian Conservation Corps structures. Amenities & Features 🛶 Three-lake paddling opportunities 🚲 Trail of the Coeur d’Alenes access 🏖️ Swimming and beaches 🏕️ Campgrounds, cabins and cottages 🌲 Historic CCC structures Good to Know Some 2026 Read more...