Sebastian Krimmer of Germany competes in the horizontal bar event during the men's gymnastics qualification in the North Greenwich Arena during the London 2012 Olympic Games, July 28, 2012. Picture taken with multiple exposures. -- PHOTO: REUTERS
Jonathan Horton of the US attends a gymnastics training session at the O2 Arena before the start of the London 2012 Olympic Games in London, July 25, 2012. This photo was taken using multiple exposures. -- PHOTO: REUTERS
China's Zhang Jike trains during a table tennis practice session at the ExCel venue before the start of the London 2012 Olympic Games, July 26, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Jordyn Wieber of the US attends a gymnastics training session at the North Greenwich Arena before the start of the London 2012 Olympic Games, July 26, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Yusuke Tanaka of Japan competes in the horizontal bar during the men's gymnastics team final in the North Greenwich Arena during the London 2012 Olympic Games, July 30, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Hungary's Aron Szilagyi (right) competes against Italy's Diego Occhiuzzi during their men's sabre individual gold medal fencing match at the ExCel venue at the London 2012 Olympic Games, July 29, 2012. Picture taken using multiple exposure technique. -- PHOTO: REUTERS
Louis Smith of Britain practices on the pommel horse during a training session at the O2 Arena before the start of the London 2012 Olympic Games in London, July 25, 2012. This photo was taken using multiple exposures. -- PHOTO: REUTERS
Bruna Kuroiwa Yamamoto Leal of Brazil competes in the balance beam during the women's gymnastics qualification in the North Greenwich Arena during the London 2012 Olympic Games, July 29, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Hungary's Aron Szilagyi (left) competes against Russia's Nikolay Kovalev during their men's sabre individual semifinal fencing competition at the ExCel venue at the London 2012 Olympic Games, July 29, 2012. Picture taken using multiple exposure technique. -- PNOTO: REUTERS
Zou Kai of China competes in the horizontal bar during the men's gymnastics team final in the North Greenwich Arena during the London 2012 Olympic Games, July 30, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Czech Republic's Petra Kvitova serves during a training session at the All England Lawn Tennis Club before the start of the London 2012 Olympic Games in London, July 26, 2012. Picture taken using multiple exposures. -- PHOTO: REUTERS
Zoi Mafalda Marques de Lima of Portugal attends a gymnastics training session at the O2 Arena before the start of the London 2012 Olympic Games, July 26, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Sebastian Krimmer of Germany competes in the horizontal bar event during the men's gymnastics qualification in the North Greenwich Arena during the London 2012 Olympic Games, July 28, 2012. Picture taken with multiple exposures. -- PHOTO: REUTERS
Jonathan Horton of the US attends a gymnastics training session at the O2 Arena before the start of the London 2012 Olympic Games in London, July 25, 2012. This photo was taken using multiple exposures. -- PHOTO: REUTERS
China's Zhang Jike trains during a table tennis practice session at the ExCel venue before the start of the London 2012 Olympic Games, July 26, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Jordyn Wieber of the US attends a gymnastics training session at the North Greenwich Arena before the start of the London 2012 Olympic Games, July 26, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Yusuke Tanaka of Japan competes in the horizontal bar during the men's gymnastics team final in the North Greenwich Arena during the London 2012 Olympic Games, July 30, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Hungary's Aron Szilagyi (right) competes against Italy's Diego Occhiuzzi during their men's sabre individual gold medal fencing match at the ExCel venue at the London 2012 Olympic Games, July 29, 2012. Picture taken using multiple exposure technique. -- PHOTO: REUTERS
Louis Smith of Britain practices on the pommel horse during a training session at the O2 Arena before the start of the London 2012 Olympic Games in London, July 25, 2012. This photo was taken using multiple exposures. -- PHOTO: REUTERS
Bruna Kuroiwa Yamamoto Leal of Brazil competes in the balance beam during the women's gymnastics qualification in the North Greenwich Arena during the London 2012 Olympic Games, July 29, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Hungary's Aron Szilagyi (left) competes against Russia's Nikolay Kovalev during their men's sabre individual semifinal fencing competition at the ExCel venue at the London 2012 Olympic Games, July 29, 2012. Picture taken using multiple exposure technique. -- PNOTO: REUTERS
Zou Kai of China competes in the horizontal bar during the men's gymnastics team final in the North Greenwich Arena during the London 2012 Olympic Games, July 30, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
Czech Republic's Petra Kvitova serves during a training session at the All England Lawn Tennis Club before the start of the London 2012 Olympic Games in London, July 26, 2012. Picture taken using multiple exposures. -- PHOTO: REUTERS
Zoi Mafalda Marques de Lima of Portugal attends a gymnastics training session at the O2 Arena before the start of the London 2012 Olympic Games, July 26, 2012. This picture was taken using multiple exposures. -- PHOTO: REUTERS
A selection of pictures taken using ‘multiple exposure’ during the London 2012 Olympic Games.