Interested in running a marathon in Washington, DC?Join 30,000 runners for the annual Marine Corps Marathon.Held in October, the Marine Corps Marathon has ranked among the top marathons in DC for many years.The event, which is limited to 30,000 participants, is open to beginners and seasoned marathon runners age 14 or older.

The 26.2-mile race course winds its way through the greater Washington, DC area, ending in Rosslyn.The River Inn hotel is located walking distance from the Foggy Bottom Metro Station, offering convenient access to the Marine Corps Marathon starting and finish line.Plan ahead – the Marine Corps Marathon sells out within hours.The Marine Corps Marathon 2012 takes place October 28.