Help at the 17th Street Festival with set up in the morning and with vendors throughout the day. Volunteers need to provide tee-shirt size so please add that in the comments section. Century 21 Redwood, 1701 Q Street, NW is where the volunteer checkin begins (Dupont Circle metro stop). Volunteer check in begins at 9:30 am and volunteering starts at 10. Do not bring anything of value, and wear closed toed shoes. Includes travel time.