Via Mala, Graubünden (Grisons), Switzerland. Photograph by A. Braun, 18--. https://www.rawpixel.com/image/13972261/via-mala-graubunden-grisons-switzerland-photograph-braun-18Free Image from public domain licenseRocky Point, near Spouting Cave. Newport, R.I. by John P Soule https://www.rawpixel.com/image/14300917/rocky-point-near-spouting-cave-newport-ri-john-souleFree Image from public domain licenseInterieur van grot Santa Maria Capella (1778) by Louis Ducros https://www.rawpixel.com/image/13788171/interieur-van-grot-santa-maria-capella-1778-louis-ducrosFree Image from public domain licensePeep O'Day [Grand Canyon of the Arkansas] by Joseph Collier https://www.rawpixel.com/image/14290102/peep-oday-grand-canyon-the-arkansas-joseph-collierFree Image from public domain licenseIce Mountains in front of Cave of the Winds - Winter - 1875[.] On Line of Canada Southern R.R. by George Barker https://www.rawpixel.com/image/14287732/photo-image-face-person-mountainFree Image from public domain licenseMountain families in Kentucky "raise" their own coal in the backyard along roadsides. Up Morris Fork of Kentucky River.… https://www.rawpixel.com/image/12243495/photo-image-plant-tree-mountainFree Image from public domain licenseThe Basin, White Mountains, New Hampshire, U.S. by William England https://www.rawpixel.com/image/14290378/the-basin-white-mountains-new-hampshire-us-william-englandFree Image from public domain licenseThe Plague Expedition to Anzob in Russian Turkestan. Photograph album by A.M. Levin, 1899. https://www.rawpixel.com/image/13990697/photo-image-dog-cow-personFree Image from public domain licenseOcean rocks viewed from a coastline cliff at Pfeiffer State Beach. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3289435/free-photo-image-adventure-big-sur-caveFree Image from public domain licenseThe Plague Expedition to Anzob in Russian Turkestan. Photograph album by A.M. Levin, 1899. https://www.rawpixel.com/image/13972631/photo-image-horse-person-mountainFree Image from public domain license[Untitled photo, possibly related to: Grand Teton National Park, Wyoming ]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12247378/photo-image-cloud-plant-skyFree Image from public domain licenseIce Mountain in front of Cave of the Winds - Winter - 1875 by George Barker https://www.rawpixel.com/image/14286321/ice-mountain-front-cave-the-winds-winter-1875-george-barkerFree Image from public domain licenseThe Chasm of the Au Sable River, N.Y. No. 2. The Chasm of the Au Sable from Table Rock, looking down-stream. The rock here… https://www.rawpixel.com/image/14297168/photo-image-art-collage-waterFree Image from public domain licenseThe destruction of Sodom and Gomorrah. Mezzotint by J. Martin, 1832. https://www.rawpixel.com/image/13984988/the-destruction-sodom-and-gomorrah-mezzotint-martin-1832Free Image from public domain licenseA deserted beach, turquoise sea and rocky cliffs form a surfer's paradise at Marin Headlands. Original public domain image… https://www.rawpixel.com/image/3289560/free-photo-image-beach-images-pictures-blue-water-caveFree Image from public domain licenseGezicht op de spoorlijn Luleå - Narvik (ertsspoorlijn), uitzicht vanuit een tunnel (1888 - 1900) by anonymous https://www.rawpixel.com/image/13760203/photo-image-paper-person-mountainFree Image from public domain licenseGlacier cave at Pitztall in Austria. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3371551/free-photo-image-cave-cc0-creative-commonsFree Image from public domain licenseElfin Gorge, - looking down, Watkins Glen, N.Y. by James Douglas Hope https://www.rawpixel.com/image/14293463/elfin-gorge-looking-down-watkins-glen-ny-james-douglas-hopeFree Image from public domain licenseAerial View of the Maze, a Remote and Almost Inaccessible Region in the Heart of the Canyonlands, 05/1972. Original public… https://www.rawpixel.com/image/8803358/photo-image-art-mountain-paintingFree Image from public domain licenseThe Plague Expedition to Anzob in Russian Turkestan. Photograph album by A.M. Levin, 1899. https://www.rawpixel.com/image/13998127/photo-image-plant-tree-artFree Image from public domain licenseUpper Pa-Ro-Gunt. (Dripping Cave Lake.) [Kanab Creek] by John K Hillers https://www.rawpixel.com/image/14293351/upper-pa-ro-gunt-dripping-cave-lake-kanab-creek-john-hillersFree Image from public domain licenseIsland in the Sky, the Northern - Most Section of Canyonlands National Park, 05/1972. Original public domain image from… https://www.rawpixel.com/image/8803284/photo-image-art-mountain-paintingFree Image from public domain licenseSugarloaf Islands at Fisherman's Bay, Farallon Islands by Carleton Watkins https://www.rawpixel.com/image/14275461/sugarloaf-islands-fishermans-bay-farallon-islands-carleton-watkinsFree Image from public domain licenseThèbes. Montagnes des tombeaux des rois. (Égypte) by Félix Bonfils https://www.rawpixel.com/image/14324793/thebes-montagnes-des-tombeaux-des-rois-egypte-felix-bonfilsFree Image from public domain licenseSunbeams dance off the wavy walls of antelope canyon in Arizona. https://www.rawpixel.com/image/5974862/photo-image-background-wallpapers-public-domainFree Image from public domain licenseCold Water Canon, looking up, from near the Jug. [Wisconsin Dells] by Henry Hamilton Bennett https://www.rawpixel.com/image/14286635/photo-image-water-mountain-public-domainFree Image from public domain licenseEntrance to the ice cavern in the malpays on the Peak of Teneriffe, at the height of 11,040 feet by Charles Piazzi Smyth https://www.rawpixel.com/image/14314314/image-person-mountain-public-domainFree Image from public domain licenseBeige rock textured surface background https://www.rawpixel.com/image/2309823/free-photo-image-backdrop-background-photos-textureView licenseLake St. Mary, Looking West. [Estes' Park, Colorado] by Joseph Collier https://www.rawpixel.com/image/14291044/lake-st-mary-looking-west-estes-park-colorado-joseph-collierFree Image from public domain licenseThe Plague Expedition to Anzob in Russian Turkestan. Photograph album by A.M. Levin, 1899. https://www.rawpixel.com/image/13972970/photo-image-person-art-mountainFree Image from public domain licenseEntrance to the ice cavern in the malpays on the Peak of Teneriffe, at the height of 11,040 feet by Charles Piazzi Smyth https://www.rawpixel.com/image/14321144/image-person-mountain-public-domainFree Image from public domain licenseRock of Ages and Whirlwind Bridge - Cave of the Winds [Niagara Falls, New York] by George E Curtis https://www.rawpixel.com/image/14290165/photo-image-person-water-mountainFree Image from public domain licenseTwee zittende figuren in een berglandschap (1861) by Johannes Tavenraat https://www.rawpixel.com/image/13794006/twee-zittende-figuren-een-berglandschap-1861-johannes-tavenraatFree Image from public domain licenseLooking up from below Hermits Cave. [Havana Glen, N.Y.] by George F Gates https://www.rawpixel.com/image/14292091/looking-from-below-hermits-cave-havana-glen-ny-george-gatesFree Image from public domain licenseA bear resting in its cave and sucking at its paws. Etching by J. E. Ridinger. https://www.rawpixel.com/image/14008128/bear-resting-its-cave-and-sucking-its-paws-etching-ridingerFree Image from public domain licensePowers Court Waterfall, County Wicklow. by Edward and Henry T Anthony and Co https://www.rawpixel.com/image/14285285/powers-court-waterfall-county-wicklow-edward-and-henry-anthony-andFree Image from public domain licensePrincipal Source of the Jordan, Flowing from a Cave Near Banias by Francis Frith https://www.rawpixel.com/image/14316917/image-mountain-public-domain-natureFree Image from public domain licenseInterior View of Spouting Cave [Newport, Rhode Island] by J A Williams https://www.rawpixel.com/image/14303035/interior-view-spouting-cave-newport-rhode-island-williamsFree Image from public domain licenseLandscape nature sunset architecture. AI generated Image by rawpixel. https://www.rawpixel.com/image/12006604/photo-image-sunset-person-spaceView licenseMountain nature snow fog. AI generated Image by rawpixel. https://www.rawpixel.com/image/12043288/photo-image-cloud-people-skyView licenseMossy hillsides line the Blue Lagoon on a foggy day. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3289023/free-photo-image-basin-cave-cc0Free Image from public domain licenseIndian Fall, veiled with Icicles, West Point. by Edward and Henry T Anthony and Co https://www.rawpixel.com/image/14285275/photo-image-mountain-animal-public-domainFree Image from public domain licenseHebron and the Plain of Mamre, with Mosque Covering the Cave of Machpelah by Francis Frith https://www.rawpixel.com/image/14316925/image-trees-mountain-public-domainFree Image from public domain licenseThe source of the Ganges: Ice Cave at the foot of the Glacier by Samuel Bourne https://www.rawpixel.com/image/14320453/the-source-the-ganges-ice-cave-the-foot-the-glacier-samuel-bourneFree Image from public domain licenseWoman at a rocky shore at Spar Cave on Isle of Skye in Scotland https://www.rawpixel.com/image/936013/traveler-spar-caveView licenseTimbered tunnel leading into mine. San Juan County, Colorado. Barren mountain sides attest to the amounts of timber which… https://www.rawpixel.com/image/12148869/image-person-art-patternFree Image from public domain licenseWoman at a rocky shore at Spar Cave on Isle of Skye in Scotland https://www.rawpixel.com/image/935956/traveler-spar-caveView licenseWoman at a rocky shore at Spar Cave on Isle of Skye in Scotland https://www.rawpixel.com/image/935993/traveler-spar-caveView licenseWoman at a rocky shore at Spar Cave on Isle of Skye in Scotland https://www.rawpixel.com/image/935942/traveler-spar-caveView license