Items 481- 510 of 807

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  • Map used by Washburn Expedition to Yellowstone, 1870

    Map used by Washburn Expedition to Yellowstone, 1870

  • Margaret and Edward Gehrke's First Park Visits

    Margaret and Edward Gehrke's First Park Visits

  • Margaret and Edward Gehrke’s homemade house-car, the "Bungie–Weck," 1931

    Margaret and Edward Gehrke’s homemade house-car, the "Bungie–Weck," 1931

  • Maria Lebrado (Totuya) with her daughter, Yosemite National Park, 1929

    Maria Lebrado (Totuya) with her daughter, Yosemite National Park, 1929

  • Marian Albright Schenck

    Marian Albright Schenck

  • Marjory Stoneman Douglas (2nd from right), 1918

    Marjory Stoneman Douglas (2nd from right), 1918

  • Marjory Stoneman Douglas (3rd from left) at tree-planting outing

    Marjory Stoneman Douglas (3rd from left) at tree-planting outing

  • Marjory Stoneman Douglas and the Everglades

    Marjory Stoneman Douglas and the Everglades

  • Marjory Stoneman Douglas in the Everglades

    Marjory Stoneman Douglas in the Everglades

  • Marjory Stoneman Douglas, circa 1920's

    Marjory Stoneman Douglas, circa 1920's

  • Mark Twain and Hawai'I Volcanoes National Park

    Mark Twain and Hawai'I Volcanoes National Park

  • Mark Twain travels to the Sandwich Islands, 1866

    Mark Twain travels to the Sandwich Islands, 1866

  • Mark Twain's Tribute to Hawaii, 1904

    Mark Twain's Tribute to Hawaii, 1904

  • Martin Luther King, Jr. delivering his "I Have a Dream" speech, Lincoln Memorial National Memorial, 1963

    Martin Luther King, Jr. delivering his "I Have a Dream" speech, Lincoln Memorial National Memorial, 1963

  • Martin Murie

    Martin Murie

  • Mather and Albright, 1928

    Mather and Albright, 1928

  • Mather Mountain Party and chef Ty Sing, Sequoia National Park, 1915

    Mather Mountain Party and chef Ty Sing, Sequoia National Park, 1915

  • Mather Mountain Party campground, Sequoia National Park, 1915

    Mather Mountain Party campground, Sequoia National Park, 1915

  • Mather Mountain Party, Sequoia National Park, 1915

    Mather Mountain Party, Sequoia National Park, 1915

  • Members of the CCC, Glacier National Park

    Members of the CCC, Glacier National Park

  • Merced River and Half Dome, Yosemite National Park, circa 1865, Carleton Watkins photograph

    Merced River and Half Dome, Yosemite National Park, circa 1865, Carleton Watkins photograph

  • Mesa Verde and the Discovery of the Cliff Dwellings

    Mesa Verde and the Discovery of the Cliff Dwellings

  • Mesa Verde National Park

    Mesa Verde National Park

  • Mirror Lake, Yosemite National Park, 1865, Charles Weed photograph

    Mirror Lake, Yosemite National Park, 1865, Charles Weed photograph

  • Mission 66 road construction, Yellowstone National Park, 1958

    Mission 66 road construction, Yellowstone National Park, 1958

  • Mission 66 visitor center, Mount Rushmore National Monument, 1963

    Mission 66 visitor center, Mount Rushmore National Monument, 1963

  • Mission 66 visitor center, Mt. McKinley (later Denali) National Park

    Mission 66 visitor center, Mt. McKinley (later Denali) National Park

  • Mission 66: a Ten-Year Plan to Renovate the Parks

    Mission 66: a Ten-Year Plan to Renovate the Parks

  • Miwok Indians in front of Umacha teepee, Yosemite National Park, 1925

    Miwok Indians in front of Umacha teepee, Yosemite National Park, 1925

  • Moose, Lake Ritchie, Isle Royale National Park

    Moose, Lake Ritchie, Isle Royale National Park

Items 481- 510 of 807

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