Slideshow feature: London 2012 Olympic architecture photographed by Edmund Sumner
Ahead of the London 2012 Olympics opening on Friday, here's a slideshow of images from photographer Edmund Sumner documenting architecture created for the games.
Sumner captured buildings including the Aquatics Centre by Zaha Hadid and Velodrome by Hopkins Architects plus infrastructure and the athletes' village for two books published by Wiley: The Architecture of London 2012 by Tom Dyckhoff and Claire Barrett, and London 2012 Sustainable Design by Hattie Hartman.
See all our stories about Sumner's photographs here.