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  1. Full moon over boulders at El Pescador State Beach, Malibu, California
  2. Geissler Mountain and Linkins Lake, Colorado
  3. Mammoth Peak, Upper Dana Meadow, Yosemite National Park, California
  4. Maroon Bells and Maroon Creek in autumn, Colorado
  5. Marsh, Padre Island National Seashore, Texas
  6. Memorial Point, Lake Tahoe, Nevada
  7. Memorial Point, Lake Tahoe, Nevada
  8. Mitten Rock, New Mexico
  9. Moon and Twin Peaks reflected in lake, Colorado
  10. Moon setting as seen from Shelby Hill, Sedona, Arizona
  11. Mormon row barn, Grand Teton National Park, Wyoming
  12. Mormon Row Barn, Grand Teton National Park, Wyoming
  13. Mt Powell and Piney Lake, Colorado
  14. Mt Spry with the Virgin River surrounded by Cottonwood trees, Zion National Park, Utah
  15. Nokhu crags, hornfel layers carved by glaciers, Medicine Bow Range, Colorado
  16. Opuntia (Opuntia sp) and hoodoos, Big Bend National Park, Chihuahuan Desert, Texas
  17. Organ Mountains, Chihuahuan Desert, New Mexico
  18. Organ Pipe Cactus, Organ Pipe Cactus National Monument, Sonoran Desert, Arizona
  19. Organ Pipe Cactus, Organ Pipe Cactus National Monument, Sonoran Desert, Arizona
  20. Pepperweed meadow beneath El Capitan, Guadalupe Mountains National Park, Texas
  21. Pointed Phlox and Indian Paintbrushes in bloom, Hill Country, Texas
  22. Providence Mountains, Kelso Dunes, Mojave National Preserve, California
  23. Rapids with cliffs above Cache La Poudre River, Colorado
  24. Reeds growing through frozen surface of June Lake, eastern Sierra Nevada, California
  25. Rio Grande and Sangre de Cristo Mountains, Colorado
  26. Rio Grande and the Sangre de Cristo Mountains, Colorado
  27. Roatan Island, Honduras
  28. Saguaro amid flowering Lupine, California Brittlebush and Desert Golden Poppies
  29. Saguaro amid flowering Lupine, California Brittlebush and Desert Golden Poppies
  30. Saguaro and Teddybear Cholla amid flowering Lupine and California Brittlebush
  31. Sandstone striations and erosional features, Badlands National Park, South Dakota
  32. Sandstone striations and erosional features, Badlands National Park, South Dakota
  33. Sea arch and full moon over El Matador State Beach, Malibu, California
  34. Shiprock, the basalt core of an extinct volcano, New Mexico
  35. Shiprock, the basalt core of an extinct volcano, New Mexico
  36. Square Butte near Kaibito, Arizona
  37. Steam rising from Mammoth Hot Springs, Yellowstone National Park, Wyoming
  38. Sun illuminating the Alabama Hills, California
  39. Sunrise at Hurricane Ridge, Olympic National Park, Washington
  40. Sunrise at San Luis Reservoir, San Joaquin Valley, California
  41. Sunset Lake, Yellowstone National Park, Wyoming
  42. Sunset on mountains in Valley of Fire State Park, Mojave Desert, Nevada
  43. Teton Range at sunrise, Schwabacher Landing, Grand Teton National Park, Wyoming
  44. The Teton Range at String Lake, Grand Teton National Park, Wyoming
  45. The Watchman, outcropping near south entrance of Zion National Park, Utah
  46. Tide pools at Botanical Beach, Juan de Fuca Provincial Park, Vancouver Island, Canada
  47. Tourists enjoying sunset and full moon at Yaki Point, Grand Canyon, Arizona
  48. Towers of the Virgin with cloud shadows, Zion National Park, Utah