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Hayden Expedition – Porcupine Hills

On this day 150 Years ago! (August 1, 1871) Mineralogist Albert Peale (who was also trained as a physician) took extensive temperature readings and samples of hot springs and other thermal features. Graham was recruited to assist Peale, who often…

Hayden Expedition – Enroute to Lower Geyser Basin

On this day 150 Years ago! (July 31, 1871) A smaller group from Hayden's team traveled from the lakeshore to the edge of the Lower Geyser Basin at Nez Perce Creek. An Odometer wagon was pulled behind a mule to…

Hayden Expedition – Visit to Stevenson Island

On this day 150 Years ago! (July 29, 1871) James Stevenson and artist Henry Elliott use the "Annie" to visit the island closest to the northern shore of Yellowsone Lake. Elliott sketches the island and names it after the Survey…

Hayden Expedition – Annie Launched

On this day 150 Years ago! (July 28, 1871) The Hayden Expedition reaches Yellowstone Lake. They assemble a small boat and craft a sail from a horse blanket. The boat is named "Annie". William Henry Jackson takes a photo of…

Hayden Expedition enters the future park

150 years ago today, the Hayden Expedition entered the future park near Mammoth Hot Springs. Over the next 38 days, I will be following the survey team around the park and periodically sharing excerpts from "Burning Ground". Key events will…

Cutthroat Trout Under Attack

Yellowstone National Park's iconic cutthroat trout have been under attack from nonnative lake trout. "Osprey and eagle populations have nosedived around Yellowstone Lake where lake trout outcompete them for food. By 2010, the lake had maybe one osprey nest, down…

Yellowstone Panorama

150 years ago, the Hayden expedition explored this wondrous area of the Wyoming Territory! Join Graham Davidson as he travels back in time and joins the expedition, facing the perils of an uncharted wilderness while falling in love with a…

Bows from Horns of Mountain Sheep

Did you know that the Mountain Shoshone (also known as Sheepeaters) lived and hunted in the Yellowstone region before the park was created in 1872?   They hunted bighorn sheep in the mountains, along with deer, elk and smaller mammals.…

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