The Columbia Encyclopedia, Sixth Edition. Columbia Encyclopedia World Factbook Columbia Gazetteer American Heritage Coll. First proclaimed a national monument in 1909, it was enlarged several times and established as a national park in 1919. The park is noted for its many scenic trails and its vividly colored cliffs, rock formations, and deep canyons. Vegetation in the park ranges from desert type in the canyons to forests on the mesas.
Small animals thrive in the area, and mule deer are common.
See National Parks and Monuments , table national parks and monuments , table . The Columbia Encyclopedia, Sixth Edition. Click here to shop the Bartleby Bookstore .