Frosted trees are seen in the middle of vineyards in the Alsace region countryside near Strasbourg, France.


Tourists explore sand dunes in Africa's Mauritanian desert.



A Rufous-tailed hummingbird flies in a garden in San Francisco.



A dogsled team carries tourists down the frozen Torne River, located above the Arctic Circle in northern Sweden.



Tourists visit the famous ancient windmills in central Spain.



A river runs through a valley near Moose Pond in Canada's Northwest Territories.



A meteor streaks past stars in the night sky over the village of Kuklici in Macedonia.



An aerial view of Mount Gamalama as it spews volcanic ash after it erupted at the Indonesia's Ternate Island.



A whale shark is seen in the Galapagos Islands.



A surfer watches a group of dolphins leap in the waters of Bondi Beach in Sydney.