A waterbomber drops water over a wildfire in Ouranoupoli, northern Greece. Around 25 fire units are battling the blaze which broke out on August 8 in the heart of Mount Athos. Five planes and two helicopters have been called in to help quench the blaze. The fire initially broke out on August 8 in the heart of Mount Athos, which is home to around 20 Greek Orthodox monasteries, which are not directly threatened by the flames, fire officers said. AFP/Getty Images

Indian Hindu devotees form a human pyramid to break the dahi-handi, curd-pot, suspended in the air during celebrations of Janmashtami, which marks the birth of Hindu God Lord Krishna, Mumbai on August 10, 2012. Hindu men and boys receive prize money by constructing a human pyramid till it is tall enough to enable the topmost person to reach the pot and claim the contents after breaking it. (PUNIT PARANJPE/AFP/Getty Images)

Little black rhinoceros calf Akili hides behind his mother Ine at the zoo in Berlin, Germany, 10 August 2012. The animal was born on 06 August 2012. Photo: Britta Pedersen

Visitors at the Sorek stalactites cave as it is illuminated with a new lighting system near Beit Shemesh, Israel. The cave, 82 meters long and 60 meters wide, was discovered accidentally by workers blasting at the nearby quarry in 1968. (Photo by Uriel Sinai/Getty Images)

Former footballer Pele, who was presented with an honorary degree by the University of Edinburgh, at the Victoria and Albert Museum, London ahead of the planned opening of a University of Edinburgh Office of the Americas. The award of the degree to Pele comes ahead of the planned opening of a University of Edinburgh Office of the Americas. The office, which will be based in Sao Paulo, Brazil, will simplify communication and collaboration between the University and regional partners in education, business and government. Photo credit: Sean Dempsey/PA

ZHOUSHAN, CHINA - AUGUST 10: (CHINA OUT) Rescuers search for survivors on August 10, 2012 in Zhoushan, China. At least ten people were killed and 27 others injured after the 28.5-meter-high dam of the Shenjiakeng Reservoir in Daishan county collapsed at around 5 a.m. Heavy downpours, caused by typhoon Haikui, have swept Zhejiang province over the last few days. (Photo by ChinaFotoPress/ChinaFotoPress via Getty Images)

Flood victims stand get transported down a flooded city street August 10, 2012 in Manila, Philippines. The death toll has climbed to more than 100 people as metro Manila dealt with nearly 2 weeks of monsoon rains effecting more than 2 million people, the worst flooding in 3 years. Phillippine residents are starting to return to their homes and cleaning up the storm damage (Photo by Paula Bronstein/Getty Images)

Rhesus macaque 'Joe' lies on a rock at the zoo in Dresden, Germany, 10 August 2012. According to the zoo, Joe will be brought to an animal shelter of an animal welfare association in Voehls, because he is the only monkey left at the zoo and is very unhappy with being alone. Photo: Arno Burgi/PA

Hot air balloons take to the skies from Ashton Court at the Bristol International Balloon Fiesta on August 10, 2012 in Bristol, England. The early morning flight of nearly 100 balloons over the city was the first mass ascent of the four-day Bristol International Balloon Fiesta which started on Thursday. Now in its 34th year, the Bristol International Balloon Fiesta is Europe's largest annual hot air balloon event in the city that is seen by many balloonists as the home of modern ballooning. (Photo by Matt Cardy/Getty Images)

A visitor is seen with 'Big Bang Theory' by Andrew McAttee, which is expected to fetch $6,000 to $8,000 as part of Bonham's urban art sale in Los Angeles, USA on October 29 2012, during the auction preview at Bonham's in London.

Double gold medal winner Laura Trott in Westminster, central London, with London Mayor Boris Johnson during the announcement of the RideLondon event, an annual cycling event weekend for London. (PA)

Rus aerobatic team members perform on August 10, 2012 during the rehearsal of a flight show in Zhukovsky, outside Moscow, two day before the 100th anniversary of the air force. (Photo credit should: NATALIA KOLESNIKOVA/AFP/Getty Images)

Three little fur seal cubs explore their enclosure at the zoo in Hanover, Germany. Three little cubs were born mid june 2012 at the zoo and they are the only offspring of northern fur seals in Europe. Photo: JULIAN STRATENSCHULTE

Astronauts (L to R in blue suits) Jing Haipeng, Liu Wang and Liu Yang of the Tiangong-1/Shenzhou-9 Manned Space Docking and Rendezvous Mission delegation attend a press conference in Hong Kong. Three astronauts from China's first manual space docking mission received a rowdy welcome from hundreds of flag-waving children as they arrived in Hong Kong for a four-day visit. (Photo credit: PHILIPPE LOPEZ/AFP/Getty Images)