Yellowstone National Park History: Yancey’s Pleasant Valley Hotel February 13, 2017 Yancey’s Pleasant Valley Hotel in Yellowstone National Park Haynes 1887 winter expedition at Yancey’s; Photographer unknown; 1887 In the year 1826 in Barren County, Kentucky John F. Yancey was born. At that time no one realized that he would one day have an impact on Yellowstone National Park. Yancey was the 6th of ten children Read More… from Yellowstone National Park History: Yancey’s Pleasant Valley Hotel