Videos are generally available for preview to non-members as short clips. Limited full-length titles are also available. Log In to view the full length title.
Earth's landscape has a wide variety of physical features referred to as landforms. Characteristics of the major landforms are illustrated with footage from North America, including the Grand Canyon, Interior Plains, and the Rocky Mountains. Important terminology includes plain, relief, interior plain, coastal plain, plateau, mountain, hill, valley, canyon, beach, dune, sea cliff, sea stack, ocean, lake, bay, river, and creek.
