The maps from the 1997-2014 Edition of the National Atlas are formatted in a standard 8.5- by 11-inch landscape format. Each map can be viewed online, printed, or downloaded. The Federal Government owns nearly 650 million acres of land - almost 30 percent of the land area of the United States. Federally-owned and managed public lands include National Parks, National Forests, and National Wildlife Refuges. These are lands that are held for all Americans.