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  1. Ice on the Colorado River beneath sandstone cliffs, Cataract Canyon, Utah
  2. Boreal forest and Mount Wilson, Banff National Park, Alberta, Canada
  3. Mandarin Duck (Aix galericulata) male, Jurong Bird Park, Singapore
  4. Havasu Creek being fed by one of its cascades, Havasu Falls, Grand Canyon, Arizona
  5. Sun illuminating the Alabama Hills, California
  6. Broad-tailed Hummingbird feeding on the nectar of a Desert Penstemon flower
  7. Milky Way Over Bridal Veil Falls, Yosemite Valley, Yosemite National Park, California
  8. Pine Tree At Night, Mount Scott, Wichita Mountains NWR, Oklahoma
  9. San Juan Mountains covered in snow, Rocky Mountains, southwest Colorado
  10. Wasco Lake, Twenty Lakes Basin, Sierra Nevada Mountains, California
  11. Sierra Nevada Range from Alabama Hills, California
  12. Siberian Tiger (Panthera tigris altaica) yawning, endangered, native to Siberia
  13. Mountain Lion or Cougar (Felis concolor) kitten with speckled coat, North America
  14. Bridal Veil Falls tumble 620 feet to the valley floor, Yosemite National Park
  15. Rhododendron And Coast Redwoods In Fog, Redwood National Park, California
  16. Snow dusted mountains, Glacier National Park, Montana
  17. Opuntia (Opuntia sp) flowering, North America
  18. Wilson arch made of entrada sandstone, Utah
  19. Trees and dense undergrowth in the Hoh Rainforest, Olympic National Park, Washington
  20. Sacred Lotus (Nelumbo nucifera) flower, native to Asia
  21. Bighorn Sheep (Ovis canadensis) male portrait, Banff National Park, Alberta, Canada
  22. Red Rock Point, Georgian Bay, Lake Huron, Ontario, Canada
  23. Saguaro (Carnegiea gigantea) and Safford Peak, Saguaro National Park, Arizona
  24. Shiprock, the basalt core of an extinct volcano, New Mexico
  25. Steaming hot springs, Midway Geyser Basin, Yellowstone National Park, Wyoming
  26. Bunsen Peak reflected in lake, near Mammoth, Yellowstone National Park, Wyoming
  27. Chutes Provincial Park, Ontario, Canada
  28. Northern Elephant Seal juveniles laying on the beach, Big Sur, California
  29. Elk Mountains near Crested Butte, Colorado
  30. Conifers In Winter, Yellowstone National Park, Wyoming
  31. Cinder Cones and Joshua Trees, Mojave National Preserve, California
  32. Moraine Lake in the Valley of Ten Peaks, Banff National Park, Alberta, Canada
  33. Lenticular clouds over Mount Dana, Mount Gibbs, and Mammoth Peak, Yosemite National Park
  34. Joshua Tree Saplings And Cliffs, Red Rock Canyon, Nevada
  35. Creek flowing into ocean at Harris Beach State Park, Oregon
  36. Resplendent Quetzal (Pharomachrus mocinno) male, Costa Rica
  37. Full moon rising over Zabriskie Point, Death Valley National Park, California
  38. Seastacks, Lone Ranch Beach, Oregon
  39. Sunrise, Hillman Marsh, Ontario, Canada
  40. Lesser Flamingo flock taking flight from the surface of a lake, Kenya
  41. Scarlet Macaw (Ara macao) pair flying with palm fruit, Costa Rica
  42. Pacific Ocean waves and cliffs at Keoneloa Bay, Kauai, Hawaii
  43. Fortress Mountain and Mt Kidd at Wedge Pond, Kananaskis Country, Alberta, Canada
  44. Reflection of clouds in the water, Arapaho National Wildlife Refuge, Colorado
  45. Wind ripples in Kelso Dunes, Mojave National Preserve, California
  46. Lake Bailey, Petit Jean State Park, Arkansas
  47. Yampa River flowing through canyons, Dinosaur National Monument, Colorado
  48. Grizzly Bear (Ursus arctos horribilis) calling, North America