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  1. Wild Goose Island in St Mary's Lake, Glacier National Park, Montana
  2. Broadleaf forest in fall colors as seen from Buck Hollow Overlook, Virginia
  3. Coastal sand dunes, Saint Joseph Peninsula, Florida
  4. Arch And Milky Way, Alabama Hills, Sierra Nevada, California
  5. Milky Way And Barker Pond Trail, Joshua Tree National Park, California
  6. Claret Cup Cactus (Echinocereus triglochidiatus) flowers in bloom
  7. Opuntia Cactus And Mountain, Red Rock-Secret Mountain Wilderness, Arizona
  8. Bean Hollow Beach, Big Sur, California
  9. Surf, Playa Langosta, Guanacaste, Costa Rica
  10. Autumn along Swift River White Mountains National Forest New Hampshire
  11. Laughing Gulls Flying Over Coastal Dunes, Gulf Islands National Seashore, Florida
  12. Great Horned Owl (Bubo virginianus) pale form, Kootenays, British Columbia, Canada
  13. Mammoth Peak and scattered clouds reflected in lake, Yosemite National Park, California
  14. Sand Bluebonnet (Lupinus subcarnosus) and Pointed Phlox (Phlox cuspidata)
  15. Cottonwood (Populus sp) trees, fall foliage, Carson Valley, Nevada
  16. Wizard Island in the center of Crater Lake, Crater Lake National Park, Oregon
  17. Snowy Owl adult perching on a low stump in a field of green grass, British Columbia
  18. Sandstone striations and erosional features, Badlands National Park, South Dakota
  19. Quaking Aspen forest in autumn, Marcellina Mountain, Raggeds Wilderness, Colorado
  20. Grasslands, Arapaho National Wildlife Refuge, Colorado
  21. Red Mountain and pond, near Ouray, Colorado
  22. Aspen trees in autumn, Santa Fe National Forest near Santa Fe, New Mexico
  23. Upper prairie in Badlands National Park, South Dakota
  24. Snowy Owl (Nyctea scandiaca) adult, circumpolar species, British Columbia, Canada
  25. Deciduous forest in autumn along Price Lake, Blue Ridge Parkway, North Carolina
  26. Arch Rock and moon, Valley of Fire State Park, Nevada
  27. Lone pine tree with East and West Temples in the background, Zion National Park, Utah
  28. Quaking Aspens In Fall, Kebler Pass, Colorado
  29. Dismal Falls, Jefferson National Forest, Virginia
  30. Sunrise at San Luis Reservoir, San Joaquin Valley, California
  31. Autumn along Swift River White Mountains National Forest New Hampshire
  32. Creek, Castle Mountain, Capitol Reef National Park, Utah
  33. French River, Ontario, Canada
  34. Saguaro (Carnegiea gigantea) cactus at beach, Cabo San Lucas, Mexico
  35. Calla Lilies, Garrapata State Beach, Big Sur, California
  36. Aspen (Populus tremuloides) forest, Colorado
  37. Rhododendron And Coast Redwoods In Fog, Redwood National Park, California
  38. Water rushing through coastal rocks, Prince Edward Island, Canada
  39. Orange Sneezeweed blooming in meadow with East Beckwith Mountain, Colorado
  40. El Capitan, Guadalupe Mountains National Park, Texas
  41. Common Sunflower (Helianthus annuus) flowers, North America
  42. Mandarin Duck (Aix galericulata) male, Jurong Bird Park, Singapore
  43. Colorado Blue Columbine (Aquilegia caerulea) close up of bloom, North America
  44. Mount Tom, Sierra Nevada, John Muir Wilderness, Inyo National Forest, California
  45. Colorado River flowing through canyons of Dead Horse Point State Park, Utah
  46. Mountain Lion or Cougar walking through a field of red Paintbrush flowers
  47. Sunset over forest, Crater Lake National Park, Oregon
  48. The Watchman, outcropping near south entrance of Zion National Park, Utah