Polar bear cubs playing in Svalbard, Norway
Hispanic Heritage Month
Field of kochia plants, China
Cadini di Misurina, Dolomites, Veneto, Italy
California sea lions, offshore Mexico, Pacific Ocean
25th anniversary of September 11, 2001
Aerial view of Olvera, Andalusia, Spain
Gabit Keni Beach near Ankola, Karnataka, India
Beech tree in a cereal field, Hampshire, England
Labor Day
Lake Fyans, Grampians National Park, Victoria, Australia
National Hummingbird Day
Westerheversand Lighthouse, Schleswig-Holstein, Germany
Coyote Buttes, Vermilion Cliffs National Monument, Arizona
Beach huts, Southwold, Suffolk Heritage Coast, England
National Mushroom Month
Building detail of Registan Square, Samarkand, Uzbekistan
International Whale Shark Day
Aerial view of surfers, Santa Catarina, Brazil
Mont-Saint Michel during high tide, Normandy, France
World Lake Day
Auroras over Kirkjufell, Iceland
Anniversary of National Park Service
Brooklyn Bridge, New York City
National Park Week
Bing Wallpaper Gallery