Other professional and semi-professional teams in Washington, D.C. include the
DC Defenders of the
XFL,
Old Glory DC of
Major League Rugby, the
Washington Kastles of World TeamTennis, and the
D.C. Divas of the Independent Women's Football League. The
William H.G. FitzGerald Tennis Center in
Rock Creek Park hosts the
Washington Open, a joint men's
ATP Tour 500- and women's
WTA Tour 500-level tennis tournament, every summer in late July and early August. Washington, D.C. has two major annual marathon races, the
Marine Corps Marathon, held every autumn, and the
Rock 'n' Roll USA Marathon, held each spring. The Marine Corps Marathon began in 1976 and is sometimes called "The People's Marathon" because it is the largest marathon that does not offer prize money to participants.
