Started out in Bozeman, stayed a first night in Mammoth Hot Springs, stayed several days around Old Faithful, and then back to the Mammoth Hot Springs area for the Wolf Discovery tour.
Old Faithful Geyser View Old Faithful Area, Yellowstone National Park, Wyoming
From inside the new visitors center. Any other time of the year, I probably wouldn't get this opportunity to take this shot because of the crowds. This is an HDR shot. - February 02, 2011 - 1/125 sec at f / 11 - 22 mm - ISO 200 - 44°27'31" N 110°49'45" W