Bull Run Regional Park 7700 Bull Run Dr., Centreville, VA 703/631-0550 Cameron Run Regional Park 4001 Eisenhower Ave., Alexandria, VA 703/960-0767 Lake Fairfax Park 400 Lake Fairfax Drive, Reston, VA 703/471-5415 Leesburg Animal Park 19270 James Monroe Hwy Leesburg VA 703/433-0002 Maryland Science Center 601 Light Street, Baltimore MD 410/685-5225 National Aquarium, Baltimore 501 E Pratt St, Baltimore MD 410/576-3800 National Zoo 3001 Connecticut Ave NW, Washingtion DC 202/673-7800 Potomac Vegetable Farms Pick your Own Fruit, Raspberries, blackberries 9627 Leesburg Pike, Vienna, VA 703/759-2119 Water Works (For Kids) 5301 Dale Boulevard, Dale City, VA 703/680-7137