YellowstoneNPS: Summer in Hayden Valley and Yellowstone River
YellowstoneNPS: Two bison in Hayden Valley
YellowstoneNPS: Coyote and Tree in Hayden Valley
YellowstoneNPS: Big landscape, little coyote in Hayden Valley
YellowstoneNPS: Black tree and white landscape in Hayden Valley
YellowstoneNPS: Shades of white in Hayden Valley
YellowstoneNPS: Mallards on Alum Creek towards Hayden Valley
YellowstoneNPS: A bison resting along the Yellowstone River as trumperter swans swim behind
YellowstoneNPS: A bison resting along the Yellowstone River as trumperter swans
YellowstoneNPS: Bison and trumpeter swans along the Yellowstone River
YellowstoneNPS: Trout Creek frozen curves
YellowstoneNPS: Elk Antler Creek winding out of Hayden Valley
YellowstoneNPS: Mallrds huddle together for warmth near the concluence of Alum Creek and Yellowstone River
YellowstoneNPS: Frosty Trees in Hayden Valley
YellowstoneNPS: Yellowstone River in Hayden Valley
YellowstoneNPS: Hayden Valley timelapse
YellowstoneNPS: Bison Jam in Hayden Valley
YellowstoneNPS: Bison Jam in Hayden Valley (wide)
YellowstoneNPS: Safe wildlife watching distances in Hayden Valley
YellowstoneNPS: Alum Creek sunset
YellowstoneNPS: Wolf track sunset in Hayden Valley
YellowstoneNPS: Lone Bison silhouette in Hayden Valley (2)
YellowstoneNPS: Lone Bison silhouette in Hayden Valley
YellowstoneNPS: Bison Jam, Hayden Valley
YellowstoneNPS: Snow dunes, Hayden Valley
YellowstoneNPS: Winter, Hayden Valley
YellowstoneNPS: Antler Creek
YellowstoneNPS: Grizzly bear on road in Hayden Valley
YellowstoneNPS: Grizzly bear crossing road in Hayden Valley
YellowstoneNPS: Snowmobiles in Hayden Valley