 The building, designed by Rafael Viñoly, deep at the ground floor, is built into a hill and designed to be the primary research facility.Site and landscape design were completed by Dewberry in 2006 and include over four acres of green roof meadow plantings which blend the building into the surrounding site.Additional landscape enhancements were designed by Lewis Scully Gionet, Inc., and were completed in fall 2008 (and won an Honor Award from the Maryland and Potomac chapters of the American Society of Landscape Architects).