Located in northwestern Wyoming, Grand Teton National Park preserves a spectacular landscape rich with majestic mountains, pristine lakes and extraordinary wildlife. The abrupt vertical rise of the jagged Teton Range contrasts with the horizontal sage-covered valley and glacial lakes at their base, creating world-renowned scenery that attracts nearly four million visitors per year. .. Jackson Hole is the other distinctive geographic feature in the area. (Mountain men coined the term "hole" to describe enclosed mountain valleys such as Jackson's.) This flat valley offers a remarkable contrast to the rugged spires of the Teton Range. Consisting of porous, cobbled soils covered with sagebrush, Jackson Hole is an upland valley surrounded by mountains and highlands. It is one of the largest such valleys in the Rocky Mountains, being 8 to 12 miles wide and 40 miles long...Source: A Place Called Jackson Hole.A Historic Resource Study of Grand Teton National Park .by John Daugherty with contributions by.Stephanie Crockett, William H. Goetzmann, Reynold G. Jackson 1999 Grand Teton National Park Intermountain Region National Park Service published by Grand Teton Natural History Association Moose, Wyoming .