USGBC National Capital Region 2017 A Midsummer Night's Green by USGBC National Capital Region Thu, July 20, 2017, 5:30 PM – 9:30 PM EDT Arena Stage, 1101 6th Street, SW, Washington, DC 20024  For sixteen years running, USGBC National Capital Region's A Midsummer Night's Green celebration has been the premier summer social event of the DC area green building […]