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  1. Great Sand Dunes National Monument, Colorado
  2. Chikanishing Creek, Killarney Provincial Park, Ontario, Canada
  3. Cove and seastacks near Garrapata State, Beach Big Sur, California
  4. Aspen trees (Populus tremuloides) in fall colors, Gunnison National Forest, Colorado
  5. Rapids with cliffs above Cache La Poudre River, Colorado
  6. La Plata River, La Plata Canyon, San Juan National Forest, Colorado
  7. Roseate Spoonbill (Ajaja ajaja) wading, North America
  8. Saguaro and Giant Barrel Cactus, Saguaro National Park, Arizona
  9. Palm trees, Pinagbuyutan Island, Palawan, Philippines
  10. Path Through Grasses And Pines Near Marsh, Saint George Island, Florida
  11. Saguaro and Teddybear Cholla from Picacho Peak State Park, Arizona
  12. Barn Owl (Tyto alba) perching among dry grasses, British Columbia, Canada
  13. Pelada Beach at sunset, Costa Rica
  14. Sea Otter (Enhydra lutris) floating in kelp, North America
  15. White-necked Jacobin (Florisuga mellivora) hummingbird, male foraging, Costa Rica
  16. Lesser Flamingo flock taking flight from the surface of a lake, Kenya
  17. John Day River near Dayville, Oregon
  18. Mount Wilbur at Fishercap Lake, Glacier National Park, Montana
  19. Sea Arch, El Matador State Beach, California
  20. Common Sunflower (Helianthus annuus) group showing symmetrical seed heads, North America
  21. Rainbow over Brown Mountain, Colorado
  22. Mountain Bluebird (Sialia currucoides) perching on twig, North America
  23. Organ Pipe Cactus, Organ Pipe Cactus National Monument, Sonoran Desert, Arizona
  24. Cabbage Palm (Sabal sp) in wetland, Fakahatchee State Preserve, Florida
  25. Alpine stream, Rollins Pass near Winter Park, Colorado
  26. Aubrey Cliffs from Toroweap Overlook, Grand Canyon National Park, Arizona
  27. Fireweed (Epilobium angustifolium) against flowing stream, North America
  28. Playa Espadilla, Manuel Antonio National Park, Costa Rica
  29. Redhead Duck (Aythya americana) male with reflection near reeds, Washington
  30. Reeds growing through frozen surface of June Lake, eastern Sierra Nevada, California
  31. Seneca Falls, Ricketts Glen State Park, Pennsylvania
  32. Red Rock Crossing, Arizona
  33. Gadwall (Anas strepera) duck taking flight from water, New Mexico
  34. Damselfish, Basslet School And Seaweed, Bohol Island, Philippines
  35. Snow Goose Group Flying Over Wetland, Bosque Del Apache, New Mexico
  36. North Clear Creek Waterfall cascading down cliff, Colorado
  37. Trumpeter Swan Trio Flying, Magness Lake, Arkansas
  38. Hippopotamus (Hippopotamus amphibius) at water surface, Tanzania
  39. Moon over Carson Range with Carson River, Nevada
  40. Nymphalid Butterfly feeding on flower nectar, native to Asia
  41. Broad-tailed Hummingbird feeding on the nectar of a Desert Penstemon flower
  42. Beach at Kirk Creek Beach, Big Sur, California
  43. Full moon over Mono Lake with tufa towers and Sierra Nevada Mountains, California
  44. Abbey Island looms over Ruby Beach, Olympic National Park, Washington
  45. Panorama view of Windy Mountain, Wyoming
  46. Easely Peak, Boulder Mountains, Idaho
  47. Autumn leaf on boulder Little River Great Smoky Mountains National Park Tennessee
  48. Ruby Range reflected in the Slate River, Colorado