Earth Day Hike with the Washington D.C. UCF Alumni Chapter Sunday, April 28, from 9:30 a.m.-1 p.m. Great Falls Tavern Visitor Center, 11710 MacArthur Blvd., Potomac, MD 20854 Join your fellow D.C. area UCF alumni and friends as we celebrate Earth Day by hiking in our own backyard! We will meet up at Great Falls Tavern Visitor Center (Maryland side) …