event that attracts over 1,000 residents, exhibitors, vendors, and activists. Notable people Sports and recreation The Wilmette Park District oversees over 300 acres of parks and open land including Gillson Park and Beaches; Keay Nature Center; the Community Playfield, Mallinckrodt Park and a portion of the Green Bay Bike Trail. Five facilities including the Lakeview Center; Centennial Recreation Complex; the Community Recreation Center; the Wilmette Golf Club and the Mallinckrodt Center house Park District programs and activities. Neighborhood parks can be found in 15 additional locations throughout the village. A wide range of recreation programming encompasses children and adults from four months old to seniors. The Wilmette Park District's Community Recreation Center has a 10,000-sq ft gymnastics facility. In 2013 the Wilmette Platform Tennis Club was opened. The Wilmette Platform Tennis Club has four paddle tennis courts and a warming hut. Beaches Wilmette contains three public beaches, a large one at the 60 acre Gilson Park and two smaller ones at Langdon Park and the Elmwood Dunes Preserve. The beaches have been a local family attraction for decades. Swimming is allowed only in specific areas. The park also provides a dog beach which is located south of the main public beach area. Depending on weather conditions, the park's beaches may be temporarily closed in order to maintain the safety of the park's visitors. Gilson Park also hosts a public theater, the Wallace Bowl, which provides a variety of performances throughout the summer. Tennis courts are open from sunrise to after sunset, and there is space for people to play beach volleyball and soccer. Gillson Park also has a marina (Wilmette Harbor) and built-in grills for barbecuing located throughout the park. Centennial Park Wilmette's Centennial Park contains a public swimming pool, tennis and indoor ice-skating facilities. The park's ice-skating center (Centennial Ice Center) is a member of the United States Figure Skating Association and the Ice Skating Institute (ISI). The Ice Center is home to ISI class programs instructing over 3,000 skaters a year and ISI hockey classes instructing over 500 skaters a year. It is used by the Wilmette Hockey Association, Wilmette Tribe Hockey Club, New Trier High School Hockey Club, Loyola Academy Hockey Club, and Loyola University Hockey Club, the Wilmette Cougars Women's Hockey Club, Tom McDaniels Adult Hockey Hockey North America Adult Hockey, the Loyola Academy Thanksgiving High School Hockey Invitational Tournament, and a "Mid-Summer Classic" ISI Competition.