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  2. Yellowstone River - Wikipedia

    en.wikipedia.org/wiki/Yellowstone_River

    The Yellowstone River is a tributary of the Missouri River, approximately 671 miles (1,080 km) long, in the Western United States.Considered the principal tributary of upper Missouri, via its own tributaries it drains an area with headwaters across the mountains and high plains of southern Montana and northern Wyoming, and stretching east from the Rocky Mountains in the vicinity of Yellowstone ...

  3. Raynolds Expedition - Wikipedia

    en.wikipedia.org/wiki/Raynolds_Expedition

    The Raynolds Expedition was a United States Army exploring and mapping expedition intended to map the unexplored territory between Fort Pierre, Dakota Territory and the headwaters of the Yellowstone River. The expedition was led by topographical engineer Captain William F. Raynolds.

  4. Expeditions and the protection of Yellowstone (1869–1890)

    en.wikipedia.org/wiki/Expeditions_and_the...

    1871 Hayden Survey at Mirror Lake en route to East Fork of the Yellowstone River, August 24, 1871-William H. Jackson photo When President Ulysses S. Grant created Yellowstone National Park with the signing of the Act of Dedication, March 1, 1872, it was the result of three major expeditions into the region, expeditions that brought the wonders ...

  5. Plateaus of Yellowstone National Park - Wikipedia

    en.wikipedia.org/wiki/Plateaus_of_Yellowstone...

    Trident is a small, remote plateau in the southeast corner of park in the headwaters of the Yellowstone River east of The Trident. It extends east into the Teton National Forest in Wyoming. The Trident was named by geologist Arnold Hague in 1885 because it resembled a three pronged Trident. [17]

  6. Cook–Folsom–Peterson Expedition - Wikipedia

    en.wikipedia.org/wiki/Cook–Folsom–Peterson...

    The Valley of the Upper Yellowstone-An Exploration of the Headwaters of the Yellowstone River in the Year 1869. Norman, OK: University of Oklahoma Press. Cook, Charles W. (July 1870). "The Valley of the Upper Yellowstone". Western Monthly Magazine. IV: 60– 67. Haines, Aubrey L. (1974). Yellowstone National Park: Its Exploration and Establishment.

  7. Washburn–Langford–Doane Expedition - Wikipedia

    en.wikipedia.org/wiki/Washburn–Langford–Doane...

    Original Map of Yellowstone Lake from the Washburn Expedition The Washburn Expedition of 1870 explored the region of northwestern Wyoming that two years later became Yellowstone National Park . Led by Henry D. Washburn and Nathaniel P. Langford , and with a U.S. Army escort headed by Lt. Gustavus C. Doane , the expedition followed the general ...

  8. Outline of Yellowstone National Park - Wikipedia

    en.wikipedia.org/wiki/Outline_of_Yellowstone...

    John W. Barlow – Explored Yellowstone at same time as 1871 Hayden expedition; William W. Belknap – Secretary of War (1869–1876) – Guided by Lt. Gustavus C. Doane on two week visit in 1876 to Yellowstone that followed Washburn route. Chris Madsen – U.S. Army guide – guided U.S. President Chester A. Arthur in Yellowstone (1883)

  9. Hayden Geological Survey of 1871 - Wikipedia

    en.wikipedia.org/wiki/Hayden_Geological_Survey...

    1871 Hayden Survey at Mirror Lake en route to East Fork of the Yellowstone River, August 24, 1871-W.H. Jackson photo. The Hayden Geological Survey of 1871 explored the region of northwestern Wyoming that later became Yellowstone National Park in 1872. It was led by geologist Ferdinand Vandeveer Hayden. The 1871 survey was not Hayden's first ...