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  1. Maroon Bells and Maroon Creek in autumn, Colorado
  2. Marsh, Padre Island National Seashore, Texas
  3. Memorial Point, Lake Tahoe, Nevada
  4. Memorial Point, Lake Tahoe, Nevada
  5. Mitten Rock, New Mexico
  6. Moon and Twin Peaks reflected in lake, Colorado
  7. Mormon row barn, Grand Teton National Park, Wyoming
  8. Mormon Row Barn, Grand Teton National Park, Wyoming
  9. Mt Powell and Piney Lake, Colorado
  10. Nokhu crags, hornfel layers carved by glaciers, Medicine Bow Range, Colorado
  11. Organ Mountains, Chihuahuan Desert, New Mexico
  12. Organ Pipe Cactus, Organ Pipe Cactus National Monument, Sonoran Desert, Arizona
  13. Organ Pipe Cactus, Organ Pipe Cactus National Monument, Sonoran Desert, Arizona
  14. Pepperweed meadow beneath El Capitan, Guadalupe Mountains National Park, Texas
  15. Pointed Phlox and Indian Paintbrushes in bloom, Hill Country, Texas
  16. Providence Mountains, Kelso Dunes, Mojave National Preserve, California
  17. Rapids with cliffs above Cache La Poudre River, Colorado
  18. Reeds growing through frozen surface of June Lake, eastern Sierra Nevada, California
  19. Rio Grande and Sangre de Cristo Mountains, Colorado
  20. Rio Grande and the Sangre de Cristo Mountains, Colorado
  21. Roatan Island, Honduras
  22. Sandstone striations and erosional features, Badlands National Park, South Dakota
  23. Sandstone striations and erosional features, Badlands National Park, South Dakota
  24. Sea arch and full moon over El Matador State Beach, Malibu, California
  25. Shiprock, the basalt core of an extinct volcano, New Mexico
  26. Shiprock, the basalt core of an extinct volcano, New Mexico
  27. Square Butte near Kaibito, Arizona
  28. Steam rising from Mammoth Hot Springs, Yellowstone National Park, Wyoming
  29. Sun illuminating the Alabama Hills, California
  30. Sunrise at Hurricane Ridge, Olympic National Park, Washington
  31. Sunrise at San Luis Reservoir, San Joaquin Valley, California
  32. Sunset Lake, Yellowstone National Park, Wyoming
  33. Sunset on mountains in Valley of Fire State Park, Mojave Desert, Nevada
  34. Teton Range at sunrise, Schwabacher Landing, Grand Teton National Park, Wyoming
  35. The Teton Range at String Lake, Grand Teton National Park, Wyoming
  36. The Watchman, outcropping near south entrance of Zion National Park, Utah
  37. Towers of the Virgin with cloud shadows, Zion National Park, Utah
  38. Upper prairie in Badlands National Park, South Dakota
  39. View from the Green River Overlook, Canyonlands National Park, Utah
  40. Vulcan's Throne from Toroweep Overlook, Grand Canyon National Park, Arizona
  41. Wasco Lake, Twenty Lakes Basin, Sierra Nevada Mountains, California
  42. West Needle Mountains reflected in Molas Lake, Weminuche Wilderness, Colorado
  43. Zion Canyon near Emerald Pools, Zion National Park, Utah
  44. Apollo Beach at Canaveral National Seashore, Florida
  45. Appalachian Mountains from Doughton Park, Blue Ridge Parkway, North Carolina
  46. Appalachian Mountains from Doughton Park, Blue Ridge Parkway, North Carolina
  47. Aspen (Populus tremuloides) forest in spring, Gunnison National Forest, Colorado
  48. Aspen (Populus tremuloides) forest, Maroon Bells, Snowmass Wilderness, Colorado