NPCA and PBS Host "Feel Free: A National Parks Celebration in Central Park"

National Park Rangers Gerard Baker, Shelton Johnson, director Ken Burns, writer Dayton Duncan, Lee Stetson, and actor Peter Coyote attend a National Parks celebration hosted by the National Parks Conservation Association and PBS at Central Park on September 23, 2009 in New York City.
(Sept. 22, 2009 - Source: Thos Robinson/Getty Images North America)