Horse racing is part of Naadam, a festival organized every July in Mongolia to celebrate the People’s Revolution. Using children as jockeys in such races has a centuries-long tradition. Boys and girls as young as 5 (although the law imposes a minimum age limit of 7) ride in races that can be dangerous, with hundreds of horses running across the steppe at distances of 12 to 28 kilometres at great speeds. (Photo by Tomasz Gudzowaty)

Most beautiful pictures are those made in nature. Nothing compares with the expression of a tiger, the majestic flight of an eagle or the strength of a white bear. Below you can see 15 the most beautiful animal photographs that will capture your attention.

“The girl behind the camera and the girl in front of the camera”, May 2012. (Photo by: Mandy Rosen; Source: Flickr)

Ginger Stanley performs a grand jete during her solo underwater ballet at Silver Springs, Florida. (Photo by Bruce Mozert/Three Lions/Getty Images). Circa 1956

Laura Titch, dressed as Mary of Guise, and Duncan Maclachlan, dressed as Alexander of Stewart, rehearse for Stirling Castle's grand renaissance palace opening on June 3, 2011 in Stirling, Scotland. The palace has been closed for two years, while a Ј12 million pound project was undertaken to return the palace to how it might have looked back in the 1540s, when it was home to Mary of Guise, the widow of James V. Their daughter, Mary Queen of Scots, was raised there before living in France. (Photo by Jeff J Mitchell/Getty Images)

Classic car owners taking part in the “2011 Jordan Classic” arrive at the ancient Roman city of Jerash on October 31, 2011 in Jerash, Jordan. The 2011 Jordan Classic takes in world famous sites such as the Dead Sea and Petra. (Photo by Salah Malkawi/ Getty Images)

A general view of the Coe Collection of American Indian Art press view at the Metropolitan Museum of Art on December 19, 2011 in New York City. (Photo by Dario Cantatore/Getty Images)