Yellowstone: Top Photos

The caldera that powers half the world's geysers

A bison Crosses a snow covered Road in Front of Two Snowmobilers A bison Crosses the Road in Front of Two Snowmobilers Keywords: yellowstone national park; mammals; wildlife; bison; bison bison; jacob
A bison Crosses a snow covered Road in Front of Two Snowmobilers A bison Crosses the Road in Front of Two Snowmobilers Keywords: yellowstone national park; mammals; wildlife; bison; bison bison;… © Jacob W. Frank, Public domain, via Wikimedia Commons

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