May 04 2012

China

Picturesque Valley of Flowers,Nyingchi,China

(© TAO Images Limited/Getty Images)

Australia, Canada, Germany, France, United Kingdom

Close-up of traditional dancers in Guaymas,Sonora,Mexico

(© Radius/Superstock)

Japan

Orphaned Orangutans at Sepilok Reserve,Borneo
Frans Lanting/Corbis ©

New Zealand, United States

Mountain goats in the snow of the Rocky Mountains,Colorado,US

(© David Courtenay/Getty Images)

July 30 2011

Canada, United Kingdom
 
Cross Section of Chambered Nautilus
Josh Westrich/Corbis ©

China, New Zealand, United States
 
Orphaned Orangutans at Sepilok Reserve, Borneo
Frans Lanting/Corbis ©

Japan
 
Tahiti, French Polynesia
Larry Dunmire/SuperStock ©

Germany
 
Donkey Looking Over an Ancient Rock Wall in Ireland
Ryan Donnell/Corbis ©

Australia
 
On the first day of Ramadan, a boy in India arranges glasses of water before Iftar, the meal Muslims eat to break their dawn-to-dusk fast
Jaipal Singh/Photolibrary ©

July 29 2011

Australia, Germany, United Kingdom, Canada

Orphaned Orangutans at Sepilok Reserve,Borneo
Frans Lanting/Corbis ©

United States

Sea Mat (Protopalythoa Species)
Paulo de Oliveira/Photolibrary ©

New Zealand, China

Tahiti,French Polynesia
Larry Dunmire/SuperStock ©

Japan

Cross Section of Chambered Nautilus
Josh Westrich/Corbis ©

August 17 2009

Canada, United States, New Zealand

The Whirlpool Galaxy,Canes Venatici
Tony Hallas/Corbis ©

Australia
 

Rainbow Bridge,Tokyo Skyline,Japan
Jose Fuste Raga/Corbis ©

China, Japan

Phang Nga Bay,Andaman Sea

Travel Ink/Getty Images ©

United Kingdom

Orangutan
Anup Shah/Photolibrary ©