THE NATIONAL PARKS: America´s Best Idea is a film by Ken Burns. It´s coming to PBS September 27, 2009 and in the meanwhile you can download some great looking wallpapers and enjoy the scenery.

Filmed over the course of more than six years at some of nature's most spectacular locales — from Acadia to Yosemite, Yellowstone to the Grand Canyon, the Everglades of Florida to the Gates of the Arctic in Alaska.