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  1. Waterfall, Mcarthur-Burney Falls Memorial State Park, California
  2. Waves crashing on rocky shore, Wawaloli Beach, Big Island, Hawaii
  3. Winding Yampa River Dinosaur National Monument Colorado
  4. Ponderosa Pines (Pinus ponderosa) with snow, Grand Canyon National Park, Arizona
  5. Broad-tailed Hummingbird feeding on the nectar of a Desert Penstemon flower
  6. Timber Wolves (Canis lupus) close-up portrait of pair howling in snow, North America
  7. Red Rock Crossing, Arizona
  8. Firehole river, Yellowstone National Park, Wyoming
  9. Brown Pelican pair landing on coastal rocks, La Jolla, California
  10. Palm trees, Pinagbuyutan Island, Palawan, Philippines
  11. California Poppies In Spring, Diamond Valley Lake, California
  12. Gliding Leaf Frog (Agalychnis spurrelli) on Heliconia (Heliconia sp), Costa Rica
  13. Autumn leaf on boulder Little River Great Smoky Mountains National Park Tennessee
  14. Cinder Cones and Joshua Trees, Mojave National Preserve, California
  15. Panorama view of Windy Mountain, Wyoming
  16. Full moon over Mono Lake with tufa towers and Sierra Nevada Mountains, California
  17. Green Sea Turtle (Chelonia mydas), Balicasag Island, Philippines
  18. Pond, Barker Pond Trail, Joshua Tree National Park, California
  19. North Falls, Silver Falls State Park near Salem, Oregon
  20. Great Horned Owl in its pale form perching on snag, British Columbia, Canada
  21. Zion Canyon near Emerald Pools, Zion National Park, Utah
  22. Windmill producing electricity at sunset example of renewable energy, North America
  23. Saguaro cacti and Brittlebush at Picacho Peak State Park, Arizona
  24. Moon over rocks, Joshua Tree National Park, California
  25. Gunnison National Forest in fall Colorado
  26. Giant Sequoia (Sequoiadendron giganteum) trees, California
  27. Sandstone cliffs and canyon seen from Toroweap Overlook, Grand Canyon National Park
  28. Waterfall, Mcarthur-Burney Falls Memorial State Park, California
  29. Absaroka Range and Slough Creek, Yellowstone National Park, Wyoming
  30. Gunnison National Forest in fall, Colorado
  31. Waterfall along Hana coast, Maui, Hawaii
  32. Havasu Falls, Grand Canyon, Arizona
  33. Mount Sinopah reflected in Two Medicine Lake, Glacier National Park, Montana
  34. Seneca Falls, Ricketts Glen State Park, Pennsylvania
  35. Atlantic Sailfish Hunting Round Sardinella, Isla Mujeres, Mexico
  36. Balancing rock formation, Guadalupe Mountains National Park, Texas
  37. Toroweap Overlook with a view of the Colorado River, Grand Canyon National Park, Arizona
  38. Organ Pipe Cactus Arizona
  39. Canada Lynx (Lynx canadensis) portrait, North America
  40. Cathedral Rock reflected in Oak Creek, Red Rock State Park near Sedona, Arizona
  41. The Teton Range at String Lake, Grand Teton National Park, Wyoming
  42. Chutes Provincial Park, Ontario, Canada
  43. Mitten Rock, New Mexico
  44. South Rim of Grand Canyon with a dusting of snow, Grand Canyon National Park, Arizona
  45. Lake Tenaya And Sierra Nevada, Yosemite National Park, California
  46. Saguaro and Giant Barrel Cactus, Saguaro National Park, Arizona
  47. Snow Leopard (Uncia uncia) adult portrait in snow, native to Asia
  48. Easely Peak, Boulder Mountains, Idaho