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  1. Gray Wolf pup, Montana
  2. Millwood Lake State Park, Arkansas
  3. Organ Pipe Cactus, Organ Pipe Cactus National Monument, Sonoran Desert, Arizona
  4. Fog over tundra, Tombstone Range, Tombstone Territorial Park, Yukon, Canada
  5. Ruby Range reflected in the Slate River, Colorado
  6. Garrapata Creek flowing into the Pacific Ocean, Big Sur, California
  7. Masai Giraffe (Giraffa camelopardalis tippelskirchi) mother and young, Kenya
  8. Seastacks on El Matador State Beach, Malibu, California
  9. Rainbow And Three Judges, Goblin Valley State Park, Utah
  10. Waves crashing on Point Dume Beach, California
  11. Reeds growing through frozen surface of June Lake, eastern Sierra Nevada, California
  12. Old Faithful geyser spouting, Yellowstone National Park, Wyoming
  13. Sunset Arch, Grand Staircase-Escalante Nm, Utah
  14. Sand dunes, White Sands National Monument, New Mexico
  15. Pond and mountains, Maroon Bells-Snowmass Wilderness Area, Colorado
  16. Red Rock Point, Georgian Bay, Lake Huron, Ontario, Canada
  17. Mt Rainier seen at sunrise, Mt Rainier National Park, Washington
  18. Rufous-tailed Hummingbird (Amazilia tzacatl) hovering near flower, Ecuador
  19. Great Horned Owl in its pale form perching on snag, British Columbia, Canada
  20. Bridal Veil Falls, Yosemite National Park, California
  21. Winding Yampa River Dinosaur National Monument Colorado
  22. Eroded Sandstone, Zabriskie Point, Death Valley National Park, California
  23. Towers of the Virgin with cloud shadows, Zion National Park, Utah
  24. Green Sea Turtle (Chelonia mydas), Balicasag Island, Philippines
  25. Sunrise, Hillman Marsh, Ontario, Canada
  26. Mountain Lion (Felis concolor) portrait, North America
  27. Organ Pipe Cactus, Organ Pipe Cactus National Monument, Sonoran Desert, Arizona
  28. Colorful clouds against blue sky, New Mexico
  29. Ponderosa Pine trees after fresh snowfall, Rocky Mountain National Park, Colorado
  30. Grand Tetons From Schwabacher Landing, Grand Teton National Park, Wyoming
  31. Saguaro cacti and Brittlebush at Picacho Peak State Park, Arizona
  32. Opuntia cactus and other desert vegetation, Kofa National Wildlife Refuge, Arizona
  33. Crescent moon over El Matador Beach, Malibu, California
  34. Old growth forest of Western Red Cedar Grove of the Patriarchs, Washington
  35. Saguaro (Carnegiea gigantea) and Safford Peak, Saguaro National Park, Arizona
  36. Incoming fog on Mount Rainier, Mount Rainier National Park, Washington
  37. Beach near San Simeon Creek with ice plant in the foreground, Big Sur, California
  38. Rocky outcroppings in El Malpais National Monument, New Mexico
  39. Steaming hot springs, Midway Geyser Basin, Yellowstone National Park, Wyoming
  40. Fresh water stream flowing into the Pacific Ocean, Zuma Beach, Malibu, California
  41. Organ Pipe Cactus Arizona
  42. Mountain Lion or Cougar (Felis concolor) adult portrait, North America
  43. Mt Powell and Piney Lake, Colorado
  44. Bridal Veil Falls tumble 620 feet to the valley floor, Yosemite National Park
  45. Ruby Range, Lost Lake Slough, Colorado
  46. Arch, Hickman Bridge, Capitol Reef National Park, Utah
  47. Kirk Creek Beach, Big Sur, California
  48. Lesser Flamingo flock taking flight from the surface of a lake, Kenya