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  1. Tunnel View
  2. Katmai National Park, Close-up portrait of Bald Eagle near Kinak Bay
  3. Weathered pine tree at dawn, Capitol Reef National Park, Utah, USA
  4. Water cascades down the red rock of Virginia Creek in Glacier National Park, Montana
  5. Hot Springs Mist at Yellowstone
  6. Bow Lake, Banff National Park, Alberta, Canada
  7. Hoodoos At Bryce Canyon National Park, Utah
  8. Mesa cliffs in the Salt Valley of Arches National Park, Utah
  9. Yellowstone Mineral Erosion
  10. Rock Formation In Phoenix, Arizona
  11. Hawaii volcanoes National Park with Kilaeua lava flow
  12. Desert View Watchtower, Grand Canyon
  13. Utah, Arches National Park, Fiery Furnace Fins
  14. White-Tailed Deer, Skyline Drive, Shenandoah National Park, Virginia
  15. Yellowstone Hot Springs
  16. Geothermal steam, Yellowstone National Park, Wyoming
  17. The Wild Gardens of Acadia National Park in Maine
  18. Tucki Mountain, Death Valley National Park, California
  19. Glaciers Near Hallo Bay In Katmai National Park
  20. Utah, Arches National Park, Fiery Furnace Fins
  21. Brown Bear, Katmai National Park, Alaska
  22. Zabriski Point at sunrise in Death Valley National Park, USA
  23. Sandstone Rock Formation In Kings Canyon At Watarrka National Park