Yellowstone Scenic Byway

Yellowstone Scenic Byway
Name	Yellowstone Scenic Byway
Length mi	150
Established	1990s
Termini	West Entrance (near West Yellowstone, Montana) — East Entrance (near Cody, Wyoming)
States	Montana, Wyoming
Counties	Gallatin County, Montana, Park County, Wyoming

Yellowstone Scenic Byway is a designated touring route that links communities and portals around Yellowstone National Park via a corridor of highways, valleys, and high plateaus. The byway traverses landscapes and cultural sites associated with Old Faithful, the Grand Canyon of the Yellowstone, and the Beartooth Highway, connecting visitors to historic towns such as Gardiner, Montana, West Yellowstone, Montana, and Cody, Wyoming. It serves as a spine for access to Teton Range views, Absaroka Range vistas, and tributary river corridors of the Yellowstone River and Madison River.

Route description

The route links the West Entrance at West Yellowstone, Montana with the East Entrance near Cody, Wyoming, generally following federal and state highways including segments of U.S. Route 191, U.S. Route 89, and U.S. Route 14/16/20. Traveling north from Gardiner, Montana near the North Entrance Road, the corridor provides approaches to Mammoth Hot Springs, Lamar Valley, and the Norris Geyser Basin, while southern legs connect to Old Faithful and the West Thumb Geyser Basin. The byway passes through or near Yellowstone Lake, the Gallatin National Forest, and the Shoshone National Forest, offering connections to Grand Teton National Park and the Beartooth Highway junction at Red Lodge, Montana.

History

The corridor reflects layered histories of Crow Nation and Shoshone people seasonal use, 19th-century exploration by parties like John Colter and Jim Bridger, and early conservation milestones such as designation of Yellowstone National Park in 1872. The development of roads paralleled federal initiatives from the U.S. Army administration of park infrastructure and Civilian Conservation Corps projects of the New Deal era, while 20th-century tourism booms accelerated improvements tied to entities like the National Park Service and state departments of transportation in Montana and Wyoming. Historic waypoints include Fort Yellowstone, 19th-century stage routes used by Marcus Daly and William F. Cody, and interpretive sites associated with the Hayden Geological Survey of 1871.

Geology and natural features

The byway transects portions of the Yellowstone Plateau and the Greater Yellowstone Ecosystem, underlain by the Yellowstone Caldera, a resurgent volcanic system that produced rhyolitic eruptions recorded in the Huckleberry Ridge Tuff and Lava Creek Tuff. Travellers observe geothermal features such as geyser basins at Norris Geyser Basin, sinter terraces at Mammoth Hot Springs, and hydrothermal alteration along the Yellowstone River canyon. Uplifted Precambrian and Paleozoic strata crop out in the Beartooth Mountains and Absaroka Range, where glacial geomorphology echoes Pleistocene ice advances described by geologists from institutions including the U.S. Geological Survey and the Smithsonian Institution.

Wildlife and ecology

The corridor lies within the Greater Yellowstone Ecosystem, one of the largest intact temperate ecosystems, supporting keystone and charismatic species such as gray wolf, Grizzly bear, American bison, elk, moose, and bighorn sheep. Riparian corridors along the Yellowstone River and Madison River host populations of cutthroat trout and migratory birds recorded by Audubon Society chapters and researchers from University of Wyoming and Montana State University. Ecological challenges include invasive species management, brucellosis transmission concerns tied to National Park Service bison policies, and habitat fragmentation monitored by organizations like the Wildlife Conservation Society and The Nature Conservancy.

Recreation and attractions

Visitors access major geothermal attractions including Old Faithful and Grand Prismatic Spring, scenic overlooks at the Grand Canyon of the Yellowstone, and wildlife viewing in Lamar Valley, often guided by concessionaires historically tied to Xanterra Parks & Resorts and seasonal outfitters based in Gardiner, Montana and Cody, Wyoming. Recreational opportunities extend to backcountry trails on the Continental Divide Trail and horseback routes used since the era of Buffalo Bill Cody, river float trips on the Yellowstone River, and winter snowcoach and cross-country ski programs coordinated with Yellowstone Forever and park partners. Cultural attractions include museums such as the Buffalo Bill Center of the West in Cody, Wyoming and interpretive centers in West Yellowstone, Montana.

Transportation and access

Access is primarily by automobile via federal and state highways, with seasonal constraints from winter snowpack and road closures managed by the National Park Service and state transportation agencies. Nearest commercial air service nodes include Bozeman Yellowstone International Airport, Jackson Hole Airport, and regional airports in Billings Logan International Airport and Cody Yellowstone Regional Airport. Public transit options are limited; seasonal shuttle and tour operators run from gateway communities, while freight and emergency services coordinate through county sherriff offices such as Park County, Wyoming Sheriff and Gallatin County Sheriff's Office. For cross-jurisdictional planning, coordination involves federal partners including the National Park Service, U.S. Forest Service, and state departments of transportation.

Category:Scenic drives in the United States Category:Yellowstone National Park