ArticleBrief History of the National Parks - Mapping the National Pa... Many of America's most scenic and historic places have been set aside for the use of the public as national parks.
ArticleMaps of Grand Canyon National Park - Mapping the National Par... The Grand Canyon of the Colorado River in northwestern Arizona is one of the earth's greatest natural wonders. It became a national park in 1919. So famous is this landmark to modern Americans that it seems surprising that it took more than thirty years for it to become a national park. President Theodore Roosevelt visited the rim in 1903 and exclaimed: Early European Maps ...