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  1. Opuntia (Opuntia sp) and hoodoos, Big Bend National Park, Chihuahuan Desert, Texas
  2. Spring Mountains, Red Rock Canyon National Conservation Area near Las Vegas, Nevada
  3. Common Sunflower group showing symmetrical seed heads, North America
  4. Gray Rock and South Gateway Rock, Garden of the Gods, Colorado Springs, Colorado
  5. Palm trees, Agana Beach, Guam
  6. Teddy Bear Cholla under stormy skies, Joshua Tree National Park, California
  7. The Teton Range at String Lake Grand Teton National Park Wyoming
  8. Pine Tree At Night, Mount Scott, Wichita Mountains NWR, Oklahoma
  9. Rainbow Falls cascading into pool, Big Island, Hawaii
  10. California Poppy Superbloom, Antelope Valley, California
  11. Bunsen Peak reflected in lake, Yellowstone National Park, Wyoming
  12. Log dump beach Bruce Peninsula National Park Ontario Canada
  13. Joshua Trees And Cliffs, Red Rock Canyon State Park, California
  14. Orange Sneezeweed blooming in meadow with East Beckwith Mountain, Colorado
  15. Gibbon Falls cascading into river, Yellowstone National Park, Wyoming
  16. Mammoth Peak, Upper Dana Meadow, Yosemite National Park, California
  17. Siberian Tiger (Panthera tigris altaica) portrait, endangered, native to Siberia
  18. Indian Paintbrush meadow at American Basin, Colorado
  19. Mt Baker, Cascade Mountains, Washington
  20. Reeds reflected in Sweet Bay Pond at sunrise, Everglades National Park, Florida
  21. Grand Teton Range at Schwabacher Landing, Grand Teton National Park, Wyoming
  22. California Poppies In Spring, Lake Elsinore, California
  23. Paradise Meadow and Mount Rainier, Mount Rainier National Park, Washington
  24. Sand Bluebonnet, Pointed Phlox, White Prickly Poppy, and Squaw-weed flowers
  25. Panoramic view of the Superstition Mountains at sunset, Arizona
  26. Saguaro (Carnegiea gigantea) cactus at beach, Cabo San Lucas, Mexico
  27. Rock Falls, Havasu Canyon, Arizona
  28. Sea Oats growing on beach, Santa Rosa Island, Gulf Islands National Seashore, Florida
  29. Nokhu crags, hornfel layers carved by glaciers, Medicine Bow Range, Colorado
  30. Lake near Apalachicola, Florida
  31. Marsh at sunrise over Eagle Bay, St Joseph Peninsula, Florida
  32. Oak Creek in Slide Rock State Park near Sedona, Arizona
  33. Royal Palms and reeds along waterway, Fakahatchee State Preserve, Florida
  34. Storm clouds over the Colorado River at Horseshoe Bend near Page, Arizona
  35. Great Basin Bristlecone Pines, Inyo National Forest, California
  36. Appalachian Mountains from Doughton Park, Blue Ridge Parkway, North Carolina
  37. Aspen in fall colors and Maroon Bells, Elk Mountains, Snowmass Wilderness, Colorado
  38. Fremont Cottonwood tree, White Sands National Monument, Chihuahuan Desert New Mexico
  39. Rainbow At Towers Of The Virgin, Zion National Park, Utah
  40. African Elephant (Loxodonta africana) herd sniffing the air, Kenya
  41. Panorama of Mammoth Peak and Kuna Crest, Yosemite National Park, California
  42. Mule Deer (Odocoileus hemionus) male in dry grass, North America
  43. Milky Way And Barker Pond Trail, Joshua Tree National Park, California
  44. Low Tide At Sunset, La Jolla Cove, San Diego, California
  45. Quaking Aspen forest and Mount Sneffels, San Juan Mountains, Colorado
  46. Waterfall, Niagara Springs, Thousand Springs State Park, Idaho
  47. Roaring Fork River flowing through the Great Smoky Mountains National Park, Tennessee
  48. Coastal rocks, Bahia Honda Key, Florida