Dulles Golf Center & Sports Park 21593 Jesse Court, Sterling, VA 20166, 703-404-8800, This center contains a premium golf range, lighted and heated covered tees, professional instruction, slow and fast pitch batting cages, an 18 hole miniature golf course, and beach volleyball. Birthday parties, team, group, and corporate outings, covered pavilions, and catering are available on site. more... 

Butt's Tubes 10985 Harpers Ferry Road, Sterling, VA 20166, 800-836-9911, This company offers fun, inexpensive trips down the river. Whether you want to canoe, kayak, raft, duckie or tube down Class I, II, and III rapids, this company can meet all of your needs.