Floris van Breugel / Fisheye view from within Antelope Canyon, near Page, South West Arizona, USA, January 2008
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Floris van Breugel / Wind and blowing sand has, over millions of years, carved incredible forms out of the Southwest's sandstone, such as this alcove and double arch. Vermilion Cliffs, Arizona, USA
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Rolf Nussbaumer / RF- Desert / Coulter's Lupine (Lupinus sparsiflorus) flowering among Mexican Gold Poppy (Eschscholzia californica mexicana). Organ Pipe Cactus National Monument, Arizona, USA. March. (This image may b...
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Rolf Nussbaumer / RF- Western green toad (Bufo debilis) male calling, vocal sac inflated. Chiricahua Mountains, Arizona, USA. (This image may be licensed either as rights managed or royalty free.)
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Rolf Nussbaumer / RF- Northern pygmy owl (Glaucidium gnoma) adult looking out of nest hole in sycamore tree. Arizona, USA. (This image may be licensed either as rights managed or royalty free.)