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Yellowstone River

Missouri River Tributary Traveled by Sacagawea & William Clark
River in Teton NF, Yellowstone NP, Gallatin NF, Teton Wilderness, Rocky Mountains in Gardiner in WY, MT, ND
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Length
693mi
The Yellowstone River starts just south of Yellowstone, travels north into Montana until it ultimately flows into the Missouri River. William Clark of the Lewis & Clark Expedition and Sacagawea traveled the river in 1806.

Yellowstone National Park Scenic Photographs

Morning fog over the Yellowstone River, Jacob W. Frank (NPS) photograph above.
Early morning fog over the Yellowstone River on September 20, 2022, Ashton Hooker (NPS) two photographs above.
Ice on the Yellowstone River north of Yellowstone National Park’s Hayden Valley, Addy Falgoust (NPS) photograph above.

Fauna Photographs

River otters walking on ice along the Yellowstone River in Yellowstone National Park, A. Falgoust (NPS) photograph above.
Osprey along Yellowstone National Park’s Yellowstone River, Jacob W. Frank (NPS) two photographs above.
Waterfowl feeding along Yellowstone National Park’s Yellowstone River, Jacob W. Frank (NPS) photograph above.

On the Web

On Wikipedia
The Yellowstone River is a tributary of the Missouri River, approximately 692 miles (1,114 km) long, in the western United States. Considered the principal tributary of the upper Missouri, the river and its tributaries drain a wide area stretching from the Rocky Mountains in the vicinity of the Yellowstone National Park across the mountains and high plains of southern Montana and northern Wyoming.
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