Northern Virginia’s largest water park, SplashDown features an Interactive Children’s play area, a Lily Pad Walk, Activity pool, 70-foot tall waterslides, a Lazy River, Cannonball and Tropical Twister slides, and a leisure pool. Rent a pavilion and stay all day with your group. Take a break and grab a bite to eat at one of four concession areas. Catering and event planning are available. Group discount tickets available with advanced registration. Lockers are available. Handicap accessible. Free parking.