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International Rock Day
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A sea of humanity
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Mont-Saint Michel during high tide, Normandy, France
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Back to the future
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Christmas star lanterns, Germany
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Part science experiment, part public park
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World Octopus Day
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Thousand Islands region, St. Lawrence River, USA-Canada border
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Basilica of Santa Maria della Salute, Venice, Italy
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Amur leopard cat, Russia
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The Coast of Death
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Gulf Islands National Seashore, Florida, USA
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Helsinki, Uusimaa, Finland
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Cheetah in Ngorongoro Conservation Area, Tanzania
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Gravity-defying wonders of the world
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Road to Hana, Maui, Hawaii, United States
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Bridging the gap two ways
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Death Valley National Park, California
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Dare to delve into this dense swamp
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Were halfway there
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Fresh finds in Fraser Valley
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Three Natural Bridges, Wulong National Park, China
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Mount Fuji Day
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Blue as far as the eye can see
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Mount Segla, Senja Island, Norway
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Rothenburg ob der Tauber, Bavaria, Germany
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Aerial view of Venice, Italy
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Incan ingenuity
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Endangered Species Day
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Bisti/De-Na-Zin Wilderness, New Mexico, USA