Watching and playing sports is an important part of culture in Belfast, Northern Ireland where almost six out of ten (59%) of the adult population regularly participate in one or more sports. Belfast has several notable sports teams playing a diverse variety of sports including football (Windsor Park being the home of the Northern Ireland national football team as well as Linfield F.C.), rugby (including at Ravenhill's Kingspan Stadium, home of former European champions Ulster Rugby), traditional Irish Gaelic games, and North American sports such as American football and ice hockey (at the SSE Arena where the multiple time Elite Ice Hockey League champion Belfast Giants are based. The Belfast Marathon is run annually on May Day, and attracted 14,300 participants in 2007. Cycling, triathlon