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  1. Single-leaf Pinyon Pine at Toroweap Overlook, Grand Canyon National Park, Arizona
  2. Trumpeter Swan Flapping, Magness Lake, Arkansas
  3. Opuntia Cactus And Mountain, Red Rock-Secret Mountain Wilderness, Arizona
  4. Red Rock Crossing, Arizona
  5. Ocean and lava rocks at sunset, Puuhonua, Hawaii
  6. Providence Mountains, Kelso Dunes, Mojave National Preserve, California
  7. Sun illuminating the Alabama Hills, California
  8. Brown Pelican pair landing on coastal rocks, La Jolla, California
  9. Gunnison National Forest in fall Colorado
  10. Gadwall (Anas strepera) duck taking flight from water, New Mexico
  11. Spooners Cove, Montano de Oro State Park, California
  12. Laurel Creek cascades, Great Smoky Mountains National Park, Tennessee
  13. Rhododendron And Coast Redwoods In Fog, Redwood National Park, California
  14. Opuntia (Opuntia sp) cactus blooming, North America
  15. Lake Bailey, Petit Jean State Park, Arkansas
  16. Badlands, South Unit, Theodore Roosevelt National Park, North Dakota
  17. Rock Formations At Night, City Of Rocks State Park, New Mexico
  18. Bluebonnet and Paintbrush meadow, Cedar Hill State Park, Texas
  19. Temple of the Sun with Common Sunflowers, Capitol Reef National Park, Utah
  20. Panorama of Neptune Beach with exposed tide pools at low tide, Oregon
  21. Aspen trees in autumn, Santa Fe National Forest near Santa Fe, New Mexico
  22. Saw Palmetto and Pine trees in fog, near Estero River, Florida
  23. Mt Rainier, Cascade Mountains, Washington
  24. Delaware Falls, Ricketts Glen State Park, Pennsylvania
  25. Giraffe (Giraffa camelopardalis) trio at sunrise, Masai Mara, Kenya, composite image
  26. Palmyra Peak reflected in Alta Lake, Colorado
  27. Boulder and deciduous forest, Cades Cove, Great Smoky Mountains National Park, Tennessee
  28. Trumpeter Swan Trio Flying, Magness Lake, Arkansas
  29. Ruby Range, Lost Lake Slough, Colorado
  30. Full moon rising over Zabriskie Point, Death Valley National Park, California
  31. Indian Peafowl male with tail fanned out in courtship display, native to Asia
  32. La Plata and Twin Peaks reflected in Twin Lakes with a lone tree, Colorado
  33. Mount Whitney and the Sierra Nevada from Alabama Hills, California
  34. Seastacks and full moon at El Matador Beach, California
  35. Havasu Falls, Grand Canyon, Arizona
  36. Little Pigeon River, Great Smoky Mountains National Park, Tennessee
  37. Pine (Pinus sp) trees covered with snow in winter, Yellowstone National Park, Wyoming
  38. Pacific Rhododendrons and Coast Redwood, Del Norte Coast, California
  39. Aspen (Populus tremuloides) forest in spring, Gunnison National Forest, Colorado
  40. Hippopotamus (Hippopotamus amphibius) at water surface, Tanzania
  41. Badlands in Theodore Roosevelt National Park, North Dakota
  42. Cottonwood (Populus sp) trees, fall foliage, Carson Valley, Nevada
  43. Black Bear (Ursus americanus) portrait, North America
  44. Miette Range and Talbot Lake, Jasper National Park, Canada
  45. Mt Moran reflected in Oxbow Bend, Grand Teton National Park, Wyoming
  46. Birch (Betula sp) close up of tree trunk, North America
  47. Playa Espadilla, Manuel Antonio National Park, Costa Rica
  48. Sand Verbena and Desert Sunflowers, Anza-Borrego Desert State Park, California