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  1. Opuntia (Opuntia sp) in bloom, North America
  2. Storm clouds and South Llano River, South Llano River State Park, Texas
  3. Mountain Lion (Felis concolor) portrait, North America
  4. Aspen grove in fall colors, Maroon Bells, Snowmass Wilderness, Colorado
  5. Panorama of West Needle Mountains, Weminuche Wilderness, Colorado
  6. Cascading waterfall in Jefferson National Forest, Virginia
  7. American Alligator in Nine-mile Pond, Everglades National Park, Florida
  8. Conifers In Winter, Yellowstone National Park, Wyoming
  9. Beach at Jughandle State Reserve, Mendocino County, California
  10. Haystack Mountain reflected in beaver pond, Maroon Bells, Snowmass Wilderness, Colorado
  11. Osprey (Pandion haliaetus) flying, North America
  12. Quaking Aspen forest in autumn, Marcellina Mountain, Raggeds Wilderness, Colorado
  13. Aspens (Populus tremuloides) with snow, Gunnison National Forest, Colorado
  14. Colorado Blue Columbine (Aquilegia caerulea) meadow at American Basin, Colorado
  15. Autumn along Swift River White Mountains National Forest New Hampshire
  16. Red Mountain and pond, near Ouray, Colorado
  17. Rio Chama in autumn New Mexico
  18. Copper-Rumped Hummingbird Flying, Trinidad, Caribbean
  19. Lone pine tree with East and West Temples in the background, Zion National Park, Utah
  20. The Watchman, outcropping near south entrance of Zion National Park, Utah
  21. Rock Formation At Twilight, Church Rock, Red Rock State Park, New Mexico
  22. Laughing Gulls Flying Over Coastal Dunes, Gulf Islands National Seashore, Florida
  23. Claret Cup Cactus (Echinocereus triglochidiatus) flowering, Utah
  24. Mt Powell and Piney Lake Colorado
  25. Teddy Bear Cholla Joshua Tree National Park California
  26. Green Sea Turtle, Balicasag Island, Philippines
  27. Mt Rainier reflected in lake, Mt Rainier National Park, Washington
  28. Carson Range reflected in Washoe Lake, Nevada
  29. Great Smoky Mountains from, Blue Ridge Parkway, North Carolina
  30. Upper prairie in Badlands National Park, South Dakota
  31. Cliffs and the Pacific Ocean, Garrapata State Beach, Big Sur, California
  32. Sunset over forest, Crater Lake National Park, Oregon
  33. Organ Mountains, Chihuahuan Desert, New Mexico
  34. Bean Hollow Beach, Big Sur, California
  35. Appalachian Mountains from Doughton Park, Blue Ridge Parkway, North Carolina
  36. Andean Emerald (Amazilia franciae) hummingbird feeding on a yellow flower, Ecuador
  37. Cathedral Rock reflected in Oak Creek at Red Rock crossing
  38. Gray Wolf (Canis lupus) pups in light snowfall, North America
  39. Island in Georgian Bay, Lake Huron, Killarney Provincial Park, Ontario
  40. Deciduous forest in autumn, Blue Ridge Parkway, Great Smoky Mountains, North Carolina
  41. Ocean waves, Hawaii
  42. Rainbow Vista, Valley of Fire State Park, Nevada
  43. Panamint Range over the Furnace Creek playa, Death Valley National Park, California
  44. Clouds And Church Rock, Red Rock State Park, New Mexico
  45. Lily Pads and reflection of Snowdon Peak in pond, west Needle Mountains, Colorado
  46. American Alligator surfacing in Nine Mile Pond, Everglades National Park, Florida
  47. Broadleaf forest in fall colors as seen from Buck Hollow Overlook, Virginia
  48. Great Blue Heron (Ardea herodias) portrait, North America