Vent-Turban-Grand Geyser (left to right), Upper Geyser Basin
Vent-Turban-Grand Geyser (left to right); Upper Geyser Basin; Jim Peaco September 1999
One lane cleared after December 4, 1999 rock slide in the Gardner Cany...
One lane cleared after December 4, 1999 rock slide in the Gardner Canyon; Jim Peaco; December 1999
Visitors viewing Fountain Geyser
Visitors viewing Fountain Geyser; Jim Peaco; September, 2003; Catalog #18000d; Original #B66G0272
Bull elk crossing street at Mammoth Hot Springs Restaurant
Bull elk crossing street at Mammoth Hot Springs Restaurant; Jim Peaco; September 2003; Catalog #19960d; Origiinal #B66G0209
Bull bison jumping over retaining wall while being photographed by a v...
Bull bison jumping over retaining wall while being photographed by a visitor; Arnie Spencer; September 2005; Catalog #18949d Original #IMG_4633B
Skiers passing bison on Sough Creek trail
Skiers passing bison on Sough Creek trail; Jim Peaco; February, 2005; Catalog #18207d; Original #IMG_0012
Visitors at brink of the Lower Falls
Visitors at brink of the Lower Falls; Jim Peaco; August 2005; Catalog #18394d; Original #IT8M5741
Grizzly crossing the road by Tower Junction behind Ranger car and in f...
Grizzly crossing the road by Tower Junction behind Ranger car and in front of visitor's car; Arnie Spencer; October, 2007; Catalog #18955d; Original #yp2007231 067
Campers at Grant Village campground
Campers at Grant Village campground; Bob Greenburg; July 2007
Visitors with wheelchair photographing an Old Faithful geyser eruption
Visitors with wheelchair photographing an Old Faithful geyser eruption; Jim Peaco; June 25, 2008; Catalog #18744d; Original #RD7Y0865
National Park Service Ranger Harlan Kredit with visitors on the Storm ...
National Park Service Ranger Harlan Kredit with visitors on the Storm Point trail; Bob Greenburg; August 2007
Visitor standing too close to a bison on the boardwalk in front of Old...
Visitor standing too close to a bison on the boardwalk in front of Old Faithful Lodge; Arnie Spencer; August, 2007; Catalog #18950d
Moose peering out of willows at a visitor; Arnie Spencer
Moose peering out of willows at a visitor; Arnie Spencer; September, 2007; Catalog #18951d; Original #yp20073 045
Visitors watching elk in Mammoth Hot Springs
Visitors watching elk in Mammoth Hot Springs; Jim Peaco; September 2007
Visitor walking by a bison closely
Visitor walking by a bison closely; Arnie Spencer; September, 2007; Catalog #18952d; Original #YP20076127
Bicyclists at Continental Divide
Bicyclists at Continental Divide; Bob Greenburg; July 2007
Grizzly crossing road at Tower Ranger Station
Grizzly crossing road at Tower Ranger Station; Arnie Spencer; October 2007; Catalog #18954d; Original #yp2007231 066
Visitors watching an Old Faithful Geyser eruption
Visitors watching an Old Faithful Geyser eruption; Jim Peaco; July, 2008; Catalog #18749d; Original #RD7Y6335
Hikers on Bunsen Peak Trail
Hikers on Bunsen Peak Trail; Jim Peaco; August 2008; Catalog #18767d; Original #RD7Y7139
Hikers on Yellowstone River Trail
Hikers on Yellowstone River Trail; Jim Peaco; November 2008; Catalog #18586d; Original #RD7Y4952
Hikers on Bunsen Peak Trail
Hikers on Bunsen Peak Trail; Jim Peaco; August 2008; Catalog #18768d; Original #RD7Y7143
Visitors with wheelchairs at Artist Point
Visitors with wheelchairs at Artist Point; Jim Peaco; July, 2008; Catalog #18752d; Original #RD7Y6114
Visitors photographing an Old Faithful Geyser eruption
Visitors photographing an Old Faithful Geyser eruption; Jim Peaco; June, 2008; Catalog #18746d; Original #RD7Y0816
Visitors photographing an Old Faithful Geyser eruption
Visitors photographing an Old Faithful Geyser eruption; Jim Peaco; July, 2008; Catalog #18748d; Original #RD7Y6342
Hikers on Blacktail Bridge over the Yellowstone River
Hikers on Blacktail Bridge over the Yellowstone River; Jim Peaco; November 2008; Catalog #18594d; Original #RD7Y4889
Visitors looking at and photographing Grand Prismatic Hot Spring from ...
Visitors looking at and photographing Grand Prismatic Hot Spring from the boardwalk; Jim Peaco; June, 2008; Catalog #18745d; Origiinal #RD7Y0730
Utah Conservation Corps crew at Mammoth campground performing accessib...
Utah Conservation Corps crew at Mammoth campground performing accessibility reviews; Photographer unknown; July 2009; Catalog #20307d
Start of accessibility survey by Utah conservation crew;
Start of accessibility survey by Utah conservation crew; Photographer unknown; July 2009; Catalog #20308d
Visitors watching bears and wolves on carcass
Visitors watching bears and wolves on carcass; Jim Peaco; July 2010; Catalog #18797d; Original #RD7Y0564
Hikers on Dailey Creek Trail
Hikers on Dailey Creek Trail; Jim Peaco; August 2010; Catalog #19345d; Original #RD7Y5609
Wolf, bear, and human tracks on Howard Eaton Trail
Wolf, bear, and human tracks on Howard Eaton Trail; Diane Renkin; May 2010; Catalog #19703d; Original #DSCN4239
Skier on Old Gardiner Road
Skier on Old Gardiner Road; Jim Peaco; November 2010; Catalog #18716d; Original #3991
Hikers on Dailey Creek Trail
Hikers on Dailey Creek Trail; Jim Peaco; August 2010; Catalog #19344d; Original #RD7Y5508
Hikers crossing creek in Bechler Meadows
Hikers crossing creek in Bechler Meadows; Diane Renkin; September 2010; Catalog #18848d; Original #DSCN5005
Snowcoach at Old Faithful Visitor Education Center
Snowcoach at Old Faithful Visitor Education Center; Jim Peaco; January 2011; Catalog #19210d; Original #275I9037
Skiers on Upper Terrace Drive - Mammoth
Skiers on Upper Terrace Drive - Mammoth; Jim Peaco; February 11, 2011; Catalog #18718d; Original #4161
Skiers on Upper Terrace Drive - Mammoth
Skiers on Upper Terrace Drive - Mammoth; Jim Peaco; February 11, 2011; Catalog #18717 Original #4154
Snowcoach pulling out from Gibbon Falls parking lot
Snowcoach pulling out from Gibbon Falls parking lot; Jim Peaco; January 2011; Catalog #18705d; Original #275I8843
Snowcoaches stopped for bison in Lower Geyser Basin
Snowcoaches stopped for bison in Lower Geyser Basin; Jim Peaco; January 2011; Catalog #18713d; Original #275I9337
Visitor photographing at Gibbon Falls overlook
Visitor photographing at Gibbon Falls overlook; Jim Peaco; January 2011; Catalog #18703d; Original #275I8823
Upper Geyser Basin, Yellowstone National Park
Upper Geyser Basin; Jim Peaco; October 2011; Catalog #18984d; Original #275I0389
Snowcoaches and snowmobiles stopped for bison in Lower Geyser Basin
Snowcoaches and snowmobiles stopped for bison in Lower Geyser Basin; Jim Peaco; January 2011; Catalog #18714d; Original #275I9343
Skiers at Orange Spring Mound - Mammoth
Skiers at Orange Spring Mound - Mammoth; Jim Peaco; February 2011; Catalog #18719d; Original #4172
Loading passengers on snowcoach
Loading passengers on snowcoach; Jim Peaco; January 2011; Catalog #18708d; Original #275I8859
A visitor photographs hydrothermal features in the Norris Geyser Basin
A visitor photographs hydrothermal features in the Norris Geyser Basin; Jay Elhard; April 22, 2012; Catalog #18888d; Original #Norris_Walker3.tif
Old Faithful Geyser and visitors as seen from the Old Faithful Inn
Old Faithful Geyser and visitors as seen from the Old Faithful Inn; Jim Peaco; June 2012; Catalog #18842d; Original #IMG_4359
Backpacking through Bechler meadows
Backpacking through Bechler meadows; Diane Renkin; September 2012; Catalog #20126d; Original #DSCN8345
Law Enforcement Ranger talking with visitors viewing wildlife in Hayde...
Law Enforcement Ranger talking with visitors viewing wildlife in Hayden Valley; Jim Peaco; September 2012; Catalog #19042d; Original #IMG_7171
Hikers crossing patch of snow on the Mt. Washburn trail
Hikers crossing patch of snow on the Mt. Washburn trail; Jim Peaco; June 2012; Catalog #18822d; Original #IMG_4155
Snowcoach along the Madison River
Snowcoach along the Madison River; Jim Peaco; February, 2012; Catalog #19208d; Original #275I2013
Fisherman on Gardner River
Fisherman on Gardner River; Jim Peaco; September 2012; Catalog #19035d; Original #IMG_7668
Hikers walking in Lamar Valley under a full moon
Hikers walking in Lamar Valley under a full moon; Jay Elhard; July 2012; Catalog #18924d; Origianl #Moon-Walkers.tif
Park visitors on boardwalk in Norris Geyser Basin
Park visitors on boardwalk in Norris Geyser Basin; Jim Peaco; June 2012; Catalog #18934d; Original #IMG_4665
Ranger clearing traffic at a bison jam in Lamar Valley
Ranger clearing traffic at a bison jam in Lamar Valley; Jim Peaco; June, 2012; Catalog #18826d; Original #275I3797
Visitors await the eruption of Old Faithful Geyser
Visitors await the eruption of Old Faithful Geyser; Jay Elhard; April 22, 2012; Catalog #18894d; Original #Watcher.tif
Wildlife viewing and bison herd in Lamar Valley
Wildlife viewing and bison herd in Lamar Valley; Jim Peaco; June 2012; Catalog #18830d; Original #275I3847
Woman fly fishing in the Firehole River
Woman fly fishing in the Firehole River; Jim Peaco; June 2012; Catalog #18819d; Original #IMG_4059
Snowcoach driving past bison
Snowcoach driving past bison; Jim Peaco; February 2012; Catalog #19205d; Original #275I2237
Wildlife jam on Swan Lake Flat
Adam Willett, a seasonal interpretive ranger based at Mammoth Hot Springs, helps to manage a wildlife jam on Swan Lake Flats at the Bunsen Peak trailhead; Jay Elhard; May 6, 2012; Catalog #18859d; Original #Wil... More
Visitors await the eruption of Old Faithful Geyser;
Visitors await the eruption of Old Faithful Geyser; Jay Elhard; April 22, 2012; Catalog #18891d; Original #OF_Audience.tif
Visitors standing on the shore of Yellowstone Lake (outside the Fishin...
Visitors standing on the shore of Yellowstone Lake (outside the Fishing Bridge Visitor Center); Jay Elhard; May 10, 2012; Catalog #18846d Original #Beach3.tif
Woman fly fishing in the Firehole River
Woman fly fishing in the Firehole River; Jim Peaco; June 2012; Catalog #18820d; Original #IMG_4069
Snowcoach along the Madison River
Snowcoach along the Madison River; Jim Peaco; February 2012; Catalog #19206d; Original #275I2021
Snowmobiles passing bison on West Entrance road
Snowmobiles passing bison on West Entrance road; Jim Peaco; February 29, 2012; Catalog #19250d; Original #275I2214
Visitors at Artist Point; Jay Elhard
Visitors at Artist Point; Jay Elhard; July, 2012; Catalog #18921d; Original #Artists-Point.tif
Old Faithful Geyser erupting with rainbow and visitors watching as see...
Old Faithful Geyser erupting with rainbow and visitors watching as seen from the Old Faithful Inn; Jim Peaco; June 2012; Catalog #18841d; Original #IMG_4357
Woman and man fly fishing in the Firehole River
Woman and man fly fishing in the Firehole River; Jim Peaco; June 2012; Catalog #18817d; Original #IMG_3994
Visitors photographing the Lower Falls of the Yellowstone
Visitors photographing the Lower Falls of the Yellowstone; Jim Peaco; September 2012; Catalog #19044d; Original #IMG_7194
Woman and man fly fishing in the Firehole River
Woman and man fly fishing in the Firehole River; Jim Peaco; June 2012; Catalog #18818d; Original #IMG_4008
Snowcoach and bison near Gibbon Canyon
Snowcoach and bison near Gibbon Canyon; Jim Peaco; March 2012; Catalog #19209d; Original #275I2548
Visitors viewing Old Faithful Geyser as seen from the Old Faithful Inn
Visitors viewing Old Faithful Geyser as seen from the Old Faithful Inn; Jim Peaco; June 2012; Catalog #18839; Original #IMG_4349
Families watch Old Faithful erupt from Old Faithful Lodge lobby
Families watch Old Faithful erupt from Old Faithful Lodge lobby; Diane Renkin; July 2013; Catalog #20563d; Original #DSCN0167
Hikers on Blacktail Creek Trail
Hikers on Blacktail Creek Trail; Diane Renkin; April 27, 2013; Catalog #19084d; Original #DSCN9753
Visitors walking to Gibbon River from Norris Campground
Visitors walking to Gibbon River from Norris Campground; Diane Renkin; June 2013; Catalog #19917d Original #IMG_3052
Visitors on boardwalk at Grand Prismatic Spring in Midway Geyser Basin
Visitors on boardwalk at Grand Prismatic Spring in Midway Geyser Basin; Jim Peaco; June 2013; Catalog #19674d; Original #IMG_9592
Visitors watching and photographing Old Faithful Geyser from the Old F...
Visitors watching and photographing Old Faithful Geyser from the Old Faithful Inn balcony; Jim Peaco; July 2013; Catalog #19191d; Original #IMG_9335
Visitors on boardwalk and Black Pool at West Thumb Geyser Basin
Visitors on boardwalk and Black Pool at West Thumb Geyser Basin; Janine Waller; July, 2013; Catalog #19184d; Originial #DSC01325
Young skier on the Bannock Ski Trail near the Northeast Entrance
Young skier on the Bannock Ski Trail near the Northeast Entrance; Bob Fuhrmann; March 2013; Catalog #19259d; Original #IMG_8877
Visitors at Black Pool in West Thumb Geyser Basin
Visitors at Black Pool in West Thumb Geyser Basin; Janinie Waller; July, 2013; Catalog #19181d; Original #DSC01324
Wes Harding, Interpretive Ranger roving and removing litter from the t...
Wes Harding, Interpretive Ranger roving and removing litter from the travertine at Mammoth; Cortney Adair; July 7, 2013; Catalog #19129d
Visitors watching Old Faithful Geyser with OFI and OFVEC in background
Visitors watching Old Faithful Geyser with OFI and OFVEC in background; Jim Peaco; August 2013; Catalog #19255d; Original #IMG_0171
Visitor photographing Fishing Cone at West Thumb Geyser Basin
Visitor photographing Fishing Cone at West Thumb Geyser Basin; Janine Waller; July, 2103; Catalog #19179d; Original #DSC01320
Visitors on boardwalk at Grand Prismatic Spring in Midway Geyser Basin
Visitors on boardwalk at Grand Prismatic Spring in Midway Geyser Basin; Jim Peaco; June 2013; Catalog #19676d; Original #IMG_9595
View from Observation Point of visitors watching Old Faithful Geyser w...
View from Observation Point of visitors watching Old Faithful Geyser with OFI and OFVEC in background; Jim Peaco; August 2013; Catalog #19256d; Original #IMG_0174
Visitors watching Old Faithful Geyser erupt with OFVEC and OFI in the ...
Visitors watching Old Faithful Geyser erupt with OFVEC and OFI in the background; Jim Peaco; August 2013; Catalog#19254d; Original #IMG_0168
Visitors on boardwalk at Porcelain Basin in the morning
Visitors on boardwalk at Porcelain Basin in the morning; Curtis Akin; July 2013; Catalog #19122d; Original #IMG_5816
Visitors and Abyss Pool at West Thumb Geyser Basin
Visitors and Abyss Pool at West Thumb Geyser Basin; Jim Peaco; May 2013; Catalog #19286d; Original #IMG_8923
Bison herd in Hayden Valley
Bison herd in Hayden Valley; NPS/Janine Waller; 20120731_jw_01252
Visitors on boardwalk and Lakeside Spring at West Thumb Geyser Basin
Visitors on boardwalk and Lakeside Spring at West Thumb Geyser Basin; Janine Waller; July, 2013; Catalog #19169d; Original #DSC01308
Visitors on the boardwalk by Yellowstone Lake at West Thumb Geyser Bas...
Visitors on the boardwalk by Yellowstone Lake at West Thumb Geyser Basin; Janine Waller; July, 2013; Catalog #19174d; Original #DSC01318
Visitors at Churning Caldron
Visitors at Churning Caldron; NPS/Janine Waller; 20130731_jw_1273
Visitors at Thumb Paint Pots at West Thumb Geyser Basin
Visitors at Thumb Paint Pots at West Thumb Geyser Basin; Janine Waller; July, 2013; Catalog #19165d; Original #DSC01303
Porcelain Basin and visitors on boardwalk
Porcelain Basin and visitors on boardwalk; Janine Waller; July, 2013; Catalog #19150d; Original #DSC01083
Visitors on boardwalk in Porcelain Basin in the morning
Visitors on boardwalk in Porcelain Basin in the morning; Curtis Akin; July 17, 2013; Catalog #19119; Original #IMG_5817
Elk rut volunteer and park ranger keeping visitors at a safe distance ...
Elk rut volunteer and park ranger keeping visitors at a safe distance from the elk in Mammoth Hot Springs; Jim Peaco; September 2014; Catalog #19613d; Original #IMG_9578
First cast of the day, Madison River
First cast of the day, Madison River
Yellowstone National Park, Wildlife viewing
Wildlife viewing
Black Pool at West Thumb Geyser Basin; Diane Renkin
Black Pool at West Thumb Geyser Basin; Diane Renkin; June 2015; Catalog #20165d; Original #P1000047
Visitor enjoying the view at Porcelain Basin in Norris Geyser Basin
Visitor enjoying the view at Porcelain Basin in Norris Geyser Basin; Neal Herbert; October 2014; Catalog #19727d; Original #9519
Sunrise, Upper Terrace, Mammoth Hot Springs
Sunrise, Upper Terrace, Mammoth Hot Springs