Aug. 22 – On this day in Montana history in 1870 the Washburn Expedition led by Lt. Gustavus Doane set out from Fort Ellis near Bozeman to explore the nearby wilderness area reported to be filled with geysers and other natural wonders. They verified what were thought to be the tall tales mountain men about the area. While sitting around a campfire, the group had the first discussion about setting aside the area for what eventually became Yellowstone National Park – the first in the world.