Moulton Barn, Jackson Hole, WYFlat CreekFlat CreekGrand Prismatic SpringGrand Prismatic Spring@ Yellowstone National Park by highway 287Solitary GeyserOld Faithful Geyser@ Upper Geyser Basin@ Upper Geyser BasinEmerald Pool, YellowstoneGrand Prismatic SpringGrand Prismatic Spring@ Mammoth Hot Springs, Yellowstone@ Mammoth Hot Springs, YellowstoneRoosevelt Arch at the entrance of Gardiner,MT@ Mammoth Hot Springs, Yellowstone@ Mammoth Hot Springs, Yellowstone@ Mammoth Hot Springs, YellowstoneLower falls , Yellowstone