The Smithsonian’s Cooper-Hewitt, National Design Museum announced the winners and finalists of the 2008 National Design Awards, which recognize excellence across a variety of disciplines, including landscape architecture. Their Landscape Design Award is given to an individual or firm for exceptional and exemplary work in urban planning or park and garden design. This year’s winner is Olin Partnership. The two finalists were Gustafson Guthrie Nichol and Stoss Landscape Urbanism. Check out all the winners in all the categories here.