Vertical Horizon and local band, Kenin will be giving free live performances this Sunday afternoon, June 1st, at Crystal City Rocks. It'll take place at 2100 Crystal Drive, right by the Crystal City Metro from 1:00 - 5:00pm. Vertical Horizon and local band, Kenin will be giving free live performances this Sunday afternoon, June 1st, at Crystal City Rocks. It'll take place at 2100 Crystal Drive, right by the Crystal City Metro from 1:00 - 5:00pm.