Columbine Knolls Recreation District, founded in 1964, manages swimming pools and playground areas in Littleton, Colo. Columbine Knolls Recreation s facilities include basketball and volleyball courts, children playgrounds, tennis courts, and small and large shelter areas. It has swimming pools for children and adults, equipped with water slides and diving boards. Columbine Knolls also operates a snack bar that serves a wide variety of food items, candies and cold drinks. The district offers group, private and semiprivate swimming lessons, and its Blue Dolphin Swim team participates in the Foothills Summer Swim League. It also provides tennis training for juniors and adults. It provides one of the largest track programs for children between 5- to 16-years of age, and concentrates on building skill development in various track events. Track participants compete in a statewide program under the Colorado Association of Recreation and Athletics. It rents facilities for weddings, family reunions, birthday parties and church get-togethers.