In subsequent years, Leighton practiced in residence at all of the San Francisco Zen Center facilities, including Green Gulch Farm Zen Center and Tassajara Zen Mountain Center.
World Trade Center | center | Green Day | Green Party | Green Bay Packers | Kennedy Space Center | Zen | Green Bay, Wisconsin | Walker Art Center | Woodrow Wilson International Center for Scholars | Green | Marshall Space Flight Center | Green Lantern | Rockefeller Center | Lyndon B. Johnson Space Center | Goddard Space Flight Center | Green Acres | Georgia World Congress Center | Staples Center | Al Green | Lincoln Center for the Performing Arts | Green Bay | Bowling Green State University | Tanglewood Music Center | National Center for Biotechnology Information | Dixon of Dock Green | John F. Kennedy Center for the Performing Arts | Anne of Green Gables | Tom Green | Bowling Green, Kentucky |