Forest Service - Northern Region: madison-river-yellowstone-np-july-2010-roger-peterson-009
Forest Service - Northern Region: yellowstone-np-near-cooke-city-mt-july-2010-roger-peterson-004
Forest Service - Northern Region: nez-perce-creek-yellowstone-np-july-2010-roger-peterson-006
Forest Service - Northern Region: soda-butte-near-cooke-city-mt-yellowstone-np-july-2010-roger-peterson
Forest Service - Northern Region: bison-yellowstone-np-wyoming-october-2010-by-joni-packard
Forest Service - Northern Region: swan-yellowstone-np-october-2010-by-joni-packard
Forest Service - Northern Region: madison-river-yellowstone-np-october-2010-joni-packard-40600019
Forest Service - Northern Region: madison-river-yellowstone-np-october-2010-joni-packard-40600010
Forest Service - Northern Region: madison-river-yellowstone-np-july-2010-roger-peterson-002
Forest Service - Northern Region: mud-volcano-yellowstone-np-sept-2011-rogermpeterson-001
Forest Service - Northern Region: white-dome-geyser-yellowstone-np-sept-2011-rogermpeterson-003
Forest Service - Northern Region: npnht-ynp-nez-perce-ford-rogermpeterson-09092014
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Forest Service - Northern Region: npnht-mammoth-hotspring-yellowstone-NP-april-2017-rogermpeterson
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Forest Service - Northern Region: npnht-mammoth-hotspring-yellowstone-NP-april-2017-rogermpeterson