Students dance in the hallway during a break at Moscow State Academy of Choreography in Moscow, Russia 03 March 2016. Moscow State Academy of Choreography is the oldest institution in Moscow which teaches Ballet arts not only Russian citizens, but also representatives from more than 20 countries. (Photo by Yuri Kochetkov/EPA)

A dog trainer works with a previously abandoned dog at a police centre in Saltillo, Mexico March 4, 2016. Stray dogs are adopted by the police from a municipal anti-rabies centre and then trained to help the police patrol the streets, and search for drugs, explosives and weapons. (Photo by Daniel Becerril/Reuters)

Ann Carrington has a penchant for collecting old things. Her treasure is other peoples trash! For the past few years, she has been collecting old pearl necklaces from junk shops and boot fairs with a view to building the awesomely majestic galleons below.

When Stu Thomson (Cut Media) and Danny MacAskill approached us (Santa Cruz Bicycles) with the idea of being the first to tackle the Black Cuillin ridge on a bicycle, we were in from the start. Located on the Isle of Skye (Danny’s home on the west coast of Scotland) the ridge is infamous for its jagged trails, wild weather and dramatic climbing route up the “Inaccessible Pinnacle”.

These beautiful shots may look like works of modern art – but they are actually close-ups of chemical reactions. The works were snapped with the help of a group of scientists from the University of Science and Technology of China (USTC) in Anhui, China. Here: Zinc reacting with lead nitrate in a soft gel to form lead crystals. (Photo by Yan Liang/Caters News)

A man dressed as Santa Claus poses during a base flying event in downtown in Berlin December 6, 2014. Participants of the event hosted by entertainment agency Jochen Schweizer flew down 98 metres (322 ft.) from atop the hotel in the German capital. (Photo by Hannibal Hanschke/Reuters)

Russian pop art photographer Sergey Chilikov captures a nation liberated from the social oppression of late-era Soviet rule – at parties, in the streets, and bouncing high. His exhibition, Photoprovocations, will be at Photo London, 19-22 May. Here: Yoshkar-Ola, Matrosova Street (1995). (Photo by Sergey Chilikov)

Nermin Halilagic, 38, poses with kitchen utensils in Bihac, Bosnia and Herzegovina, January 23, 2017. Halilagic discovered earlier this year that he had the unusual ability to attach items to his body using what he says is a special energy radiated from his body. (Photo by Dado Ruvic/Reuters)