CitiesAlive 12th Annual Green Roof & Wall Conference Calendar When: November 12, 2014 – November 15, 2014 all-day 2014-11-12T00:00:00-05:00 2014-11-16T00:00:00-05:00 Where: Omni Hotel & Resort 250 5th Avenue South Nashville, TN 37203 USA Contact: Green Roofs for Healthy Cities Event website