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.
Vehicle Switchover Mammoth Hot Springs, Yellowstone National Park, Wyoming
A regular bus took us just past the side road at Mammoth Hot Springs. Here we switched to vans with tracks. There were a lot of snowmobiles in this area too. - February 02, 2011 - 1/80 sec at f / 4.5 - 24 mm - ISO 200 - 44°57'47" N 110°42'30" W