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  1. Little Stony Creek flowing through Jefferson National Forest, Virginia
  2. Lower Yellowstone Falls Yellowstone National Park Wyoming
  3. Sandy beach at sunset, Oahu, Hawaii
  4. Tricolored Heron (Egretta tricolor) wading, North America
  5. Moon over Canyonlands National Park from Green River Overlook, Utah
  6. Big Sur coast near Grimes Point, California
  7. Carson Range reflected in Washoe Lake, Nevada
  8. Aspen grove in fall colors, Maroon Bells, Snowmass Wilderness, Colorado
  9. Yampa River, Dinosaur National Monument, Colorado
  10. Joshua Trees And Little San Bernardino Mountains, Joshua Tree National Park, California
  11. Osprey (Pandion haliaetus) flying, North America
  12. Opuntia (Opuntia sp) cactus, Chisos Mountains, Big Bend National Park, Texas
  13. Waterfall, Laurel Creek, Great Smoky Mountains National Park, Tennessee
  14. Copper-Rumped Hummingbird Flying, Trinidad, Caribbean
  15. Yucca (Yucca sp) and Organ Mountains near Las Cruces, New Mexico
  16. Southern Hawker Dragonfly close-up, on stem, New Mexico
  17. Bald Cypress tree in swamp, White River National Wildlife Refuge, Arkansas
  18. Panorama of West Needle Mountains, Weminuche Wilderness, Colorado
  19. Rio Chama in autumn New Mexico
  20. Newfound Gap, Great Smoky Mountains National Park, North Carolina
  21. Hedgehog Cactus (Echinocereus engelmannii) flowering, Arizona
  22. Lunch Creek Cascades, Glacier National Park, Montana
  23. Great Horned Owl adult perching in a snow-covered tree, British Columbia, Canada
  24. Mist over Absaroka Range, Yellowstone National Park, Wyoming
  25. Rufous Hummingbird (Selasphorus rufus) male feeding on flower nectar
  26. Aspen grove in fall colors, Maroon Bells, Snowmass Wilderness, Colorado
  27. Island in Georgian Bay, Lake Huron, Killarney Provincial Park, Ontario
  28. Saguaro cacti and Superstition Mountains at Lost Dutchman State Park, Arizona
  29. Timber Wolf (Canis lupus) portrait, howling in snow, North America
  30. Mt Robson reflected in lake, British Columbia, Canada
  31. Desert Bluebell (Campanula rotundifolia) and Agave (Agave sp) North America
  32. Oaks At Sunrise, Ochlockonee River State Park
  33. Great Smoky Mountains from, Blue Ridge Parkway, North Carolina
  34. Alpenglow, Lake Louise and Victoria Glacier, Banff National Park, Alberta, Canada
  35. Green Sea Turtle, Balicasag Island, Philippines
  36. Sandstone mountains, Palo Duro Canyon State Park, Texas
  37. Blue Ridge Range with autumn deciduous forest, near Buck Creek Gap, North Carolina
  38. Lover's Beach with crashing waves, Cabo San Lucas, Mexico
  39. American Bison herd grazing on shortgrass praire near Scoria Point
  40. Andean Emerald (Amazilia franciae) hummingbird feeling on yellow flower, Ecuador
  41. Mountain Lion or Cougar mother with kitten, North America, captive animal
  42. Little Missouri River, Theodore Roosevelt National Park, North Dakota
  43. Great Horned Owl in its pale form perching in a snow-covered tree, British Columbia
  44. California Poppy (Eschscholzia californica) field, Montano de Oro State Park, California
  45. Joshua Trees And Cliffs, Red Rock Canyon State Park, California
  46. Tide pools at Botanical Beach, Juan de Fuca Provincial Park, Vancouver Island, Canada
  47. Broadleaf forest in fall colors Shenandoah National Park, Virginia
  48. Rufous Hummingbird (Selasphorus rufus) feeding on flowers, New Mexico