Climbing Bunsen Peak. NPS / Neal Herbert. Original public domain image from Flickr https://www.rawpixel.com/image/4037006/photo-image-person-summer-natureFree Image from public domain licenseBull elk bugling, Mammoth Hot Springs. Original public domain image from Flickr https://www.rawpixel.com/image/4039506/photo-image-background-woods-forestFree Image from public domain licenseHydaspe butterflies, Mammoth Hot Springs. Original public domain image from Flickr https://www.rawpixel.com/image/4039495/photo-image-background-flower-plantFree Image from public domain licenseFrosty morning in the Lower Geyser Basin. Original public domain image from Flickr https://www.rawpixel.com/image/4032732/photo-image-background-tree-woodsFree Image from public domain licenseMudpots and hot springs color the terrain in northwestern Wyoming's Yellowstone National Park. Original image from Carol M.… https://www.rawpixel.com/image/434423/free-photo-image-yellowstone-wyoming-minerals-public-domainFree Image from public domain licenseMudpots and hot springs color the terrain in northwestern Wyoming's Yellowstone National Park. Original image from Carol M.… https://www.rawpixel.com/image/434430/free-photo-image-yellowstone-yellowstone-national-park-cloudFree Image from public domain licenseEnjoying the Milky Way, Mammoth Hot Springs. Original public domain image from Flickr https://www.rawpixel.com/image/4039521/photo-image-background-star-personFree Image from public domain licenseMinerva Terraces, Mammoth Hot Springs National Park by Carleton Watkins https://www.rawpixel.com/image/14312261/minerva-terraces-mammoth-hot-springs-national-park-carleton-watkinsFree Image from public domain licenseSome of the hats removed from hot springs during the 2018 summer. Original public domain image from Flickr https://www.rawpixel.com/image/4032679/photo-image-background-public-domainFree Image from public domain licenseSkiers & snowmobiles, Lower Geyser Basin. NPS / Neal Herbert. Original public domain image from Flickr https://www.rawpixel.com/image/4036996/photo-image-tree-woods-personFree Image from public domain licenseDouble rainbow seen from Lower Mammoth. Original public domain image from Flickr https://www.rawpixel.com/image/4032738/photo-image-tree-rainbow-forestFree Image from public domain licenseWolf portrait taken from a vehicle in a pullout. Original public domain image from Flickr https://www.rawpixel.com/image/4032621/photo-image-face-background-natureFree Image from public domain licenseCloudy sunset from Artist Point. Original public domain image from Flickr https://www.rawpixel.com/image/4032533/photo-image-background-summer-natureFree Image from public domain licenseYellowstone's Lower Falls,Yellowstone Falls consist of two major waterfalls on the Yellowstone River, within Yellowstone… https://www.rawpixel.com/image/4022878/photo-image-tree-plant-natureFree Image from public domain licenseSnowy sunrise, Mammoth Hot Springs. Original public domain image from Flickr https://www.rawpixel.com/image/4039900/snowy-sunrise-mammoth-hot-springsFree Image from public domain licenseFamily enjoying a sunset near Black Pool in West Thumb Geyser Basin. Original public domain image from Flickr https://www.rawpixel.com/image/4032557/photo-image-background-family-peopleFree Image from public domain licenseLower Falls viewed from Uncle Tom's Trail. Original public domain image from Flickr https://www.rawpixel.com/image/4032532/photo-image-background-tree-natureFree Image from public domain licenseBison in Terrace Spring outlet by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038234/photo-image-nature-dog-landscapeFree Image from public domain licenseOverlooking Canary Spring through the trees by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038169/photo-image-tree-plant-natureFree Image from public domain licenseSteam rising from Palete Spring on a cool spring morning by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038812/photo-image-nature-mountain-waterFree Image from public domain licenseWild deer with snow effect https://www.rawpixel.com/image/12512724/wild-deer-with-snow-effectView licenseSunset over Canary Spring and Mt. Everts by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038586/photo-image-nature-mountain-waterFree Image from public domain licenseWater flow changes at Canary Spring by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038182/photo-image-tree-plant-birdFree Image from public domain licensePalette Sping terraces by Josh Spice. Original public domain image from Flickr https://www.rawpixel.com/image/4038148/photo-image-bird-nature-mountainFree Image from public domain licenseA bison calf napping in the afternoon sun by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038837/photo-image-animal-public-domainFree Image from public domain licensePark Ranger Heather Basak at Palette Spring by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4226032/photo-image-face-public-domain-natureFree Image from public domain licenseEmerald Spring steams on a cold winter morning. Original public domain image from Flickr https://www.rawpixel.com/image/4032628/photo-image-background-nature-mountainFree Image from public domain licenseA young bald eagle surveys the world below in the vast Wyoming portion of Yellowstone National Park. Original image from… https://www.rawpixel.com/image/434482/free-photo-image-eagle-colorado-yellowstone-national-parkFree Image from public domain licenseA young bald eagle surveys the world below in the vast Wyoming portion of Yellowstone National Park. Original image from… https://www.rawpixel.com/image/434475/free-photo-image-eagle-mountain-animal-birdFree Image from public domain licenseSnowcoaches at Mammoth Hot Springs by Diane Renkin. Original public domain image from Flickr https://www.rawpixel.com/image/4226090/photo-image-public-domain-carFree Image from public domain licenseTaking in the views of ice formations by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4225991/photo-image-public-domain-nature-personFree Image from public domain licenseGreat horned owl male yawning in a tree by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038389/photo-image-tree-plant-woodFree Image from public domain licenseSnowcoaches prepare for winter season by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4226058/photo-image-public-domain-people-snowFree Image from public domain licensePika in the Hoodoos near Mammoth by Janine Waller. Original public domain image from Flickr https://www.rawpixel.com/image/4039214/photo-image-wood-animalFree Image from public domain licenseCistern Spring steam in winter. Original public domain image from Flickr https://www.rawpixel.com/image/4032604/photo-image-background-nature-mountainFree Image from public domain licenseMowing operations along road shoulders in Mammoth Hot Springs. Original public domain image from Flickr https://www.rawpixel.com/image/8708921/photo-image-public-domain-personFree Image from public domain licenseMoonset over Terrace Mountainby Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038096/photo-image-moon-tree-plantFree Image from public domain licenseSpecial projects crew repair the road surface at the Mammoth three-way intersection by Jacob W. Frank. Original public… https://www.rawpixel.com/image/4226113/photo-image-public-domain-nature-personFree Image from public domain licenseSpecial projects crew repair the road surface at the Mammoth three-way intersection by Jacob W. Frank. Original public… https://www.rawpixel.com/image/4225724/photo-image-public-domain-person-constructionFree Image from public domain licenseManaging traffic at roadwork nearr Tower Junction by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4225773/photo-image-public-domain-person-constructionFree Image from public domain licensePronghorn doe and fawn near Slough Creek by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038311/photo-image-animal-public-domainFree Image from public domain licenseYellow-bellied marmots on a rock in Lamar Valley by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038408/photo-image-nature-mountainFree Image from public domain licenseGrand Prismatic Spring Overlook on a clear day by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4039037/photo-image-nature-mountain-waterFree Image from public domain licenseViews from the Grand Prismatic Overlook Trail. Original public domain image from Flickr https://www.rawpixel.com/image/4032689/photo-image-background-tree-natureFree Image from public domain licenseView from the Grand Prismatic Overlook Trail. Original public domain image from Flickr https://www.rawpixel.com/image/4032669/photo-image-nature-mountain-waterFree Image from public domain licenseAerial view of "Jupiter Terrace - Fountain Geyser Pool, Yellowstone National Park," Wyoming. Photographer: Adams, Ansel… https://www.rawpixel.com/image/8803208/photo-image-mountain-ocean-natureFree Image from public domain licenseMale pronghorn, Blacktail Deer Plateau by Neal Herbert. Original public domain image from Flickr https://www.rawpixel.com/image/4038758/photo-image-animal-public-domainFree Image from public domain licenseA cow bison and 4 red dogs in Lamar Valley by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038845/photo-image-nature-dog-lionFree Image from public domain licenseCrested Pool in Upper Geyser Basin by Jim Peaco. Original public domain image from Flickr https://www.rawpixel.com/image/4039105/photo-image-nature-mountain-waterFree Image from public domain licenseWestern Tiger Salamanders (Ambystoma mavortium) in Lamar Valley by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038619/photo-image-fish-animalFree Image from public domain licenseBackpacker hiking the Hellroaring Creek trail in the Absaroka Beartooth Wilderness, USA. Original public domain image from… https://www.rawpixel.com/image/4032647/photo-image-background-flower-treeFree Image from public domain licenseSandhill crane (Grus canadensis) flies overhead in Lamar Valley by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038603/photo-image-bird-animalFree Image from public domain licenseBull bison graze along an ephemeral pool in Lamar Valley by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038557/photo-image-nature-mountains-elephantFree Image from public domain licenseSpring panorama in the Gallatin Mountains. Original public domain image from Flickr https://www.rawpixel.com/image/4039899/spring-panorama-the-gallatin-mountainsFree Image from public domain licenseWolf moving through fresh snowby Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038884/photo-image-cat-ice-fallFree Image from public domain licenseTurkey Vulture in the Lower Geyser Basin by Jim Peaco. Original public domain image from Flickr https://www.rawpixel.com/image/4038054/photo-image-bird-animalFree Image from public domain licenseBull elk skull along the Yellowstone River Trail. Original public domain image from Flickr https://www.rawpixel.com/image/4032686/photo-image-background-nature-mountainFree Image from public domain licenseSpring views of the park road near the South Entrance. Original public domain image from Flickr https://www.rawpixel.com/image/4032570/photo-image-background-tree-woodsFree Image from public domain licenseA group of bison walks along the road towards Lamar Valley by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038833/photo-image-tree-plant-natureFree Image from public domain licenseLeast chipumk searches for food on a fallen tree. Original public domain image from Flickr https://www.rawpixel.com/image/4032687/photo-image-background-cat-natureFree Image from public domain licenseUndine Falls from the Lava Creek Trail by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038625/photo-image-tree-plant-natureFree Image from public domain licenseGrand Geyser eruption opening day. Original public domain image from Flickr https://www.rawpixel.com/image/4032579/photo-image-background-tree-forestFree Image from public domain licenseSnowcoaches in front of a pile of snow in Mammoth Hot Springs (3)NPS / Addy Falgoust https://www.rawpixel.com/image/11072902/photo-image-cloud-plant-personFree Image from public domain license