June 13 2013

Germany

SEM X1000 view of Oxygen transporting to the Red blood Cells (Erythrocytes) in a Blood Vessel with a Biconcave Shape

(© Michael Webb/Visuals Unlimited, Inc.)

United Kingdom

Belhaven Bay Bridge,Firth of Forth,Scotland

(© Frame Focus Capture/Getty Images)

China

Stars over Oia,Santorini,Greece

(@Hongyi Jiang/Photo contest of Qyer)

Australia,Canada,Japan

Sunset over the Garonne River in Toulouse,France

(© Richard Fairless/Getty Images)

France

The winds are not strong enough, the competition did not take place on the Second Day of the Defi Wind 2011: Gruissan,Aude,Languedoc-Roussillon,France
(© George Steinmetz/Corbis)

New Zealand,United States

Mangrove seen from Underwater,Aldabra,Seychelles

(© Expeditieteam Aldabra/Foto Natura/Minden Pictures)