Sony World Photography awards open and youth winners - in pictures

Open winner, arts and culture Photograph: Sanket K, India/Sony World Photography Awards 2012 Photograph: Sanket K, India, Open Category Winner, Arts and Culture, Sony World Photography Awards 2012 Open winner, nature and wildlife Photograph: Giovanni Frescura, Italy/Sony World Photography Awards 2012 Photograph: Giovanni Frescura, Italy, Open Winner, Nature & Wildlife, Sony World Photography Awards 2012 Youth winner, environment Photograph: Bernard Pieterse, South Africa/Sony World Photography Awards 2012 Photograph: Bernard Pieterse, South Africa, Youth Winner, Environment, Sony World Photography Awards 2012 Open winner, people Photograph: Ana Gregorič, Slovenia/Sony World Photography Awards 2012 Photograph: Ana Gregorič, Slovenia, Open Category Winner, People, Sony World Photography Awards 2012 Open winner, travel Photograph: Krzysztof Browko, Poland/Sony World Photography Awards 2012 Youth winner, culture Photograph: Sergey Kolyaskin, Russia/Sony World Photography Awards 2012 Photograph: Sergey Kolyaskin, Russia, Youth Winner, Culture, Sony World Photography Awards 2012 Open winner, architecture Photograph: Filippo Di Rosa, Italy/Sony World Photography Awards 2012 Photograph: Filippo Di Rosa, Italy, Open Category Winner, Architecture, Sony World Photography Awards 2012 Open winner, smile Photograph: Piotr Stasiuk, Poland/Sony World Photography Awards 2012 Photograph: Piotr Stasiuk, Poland, Open Category Winner, Smile, Sony World Photography Awards 2012 Open winner, split second Photograph: Tobias Bräuning, Germany/Sony World Photography Awards 2012 Photograph: Tobias Bräuning, Germany, Open Category Winner, Split Second, Sony World Photography Awards 2012 Open winner, low light Photograph: Natalia Belentsova, Russia/Sony World Photography Awards 2012 Photograph: Natalia Belentsova, Russia, Open Category Winner, Low Light, Sony World Photography Awards 2012 Open winner, enhanced Photograph: Victor Vargas Villafuerte, Mexico/Sony World Photography Awards 2012 Photograph: Victor Vargas Villafuerte, Mexico, Open Winner, Enhanced, Sony World Photography Awards 2012 Youth winner, portraits Photograph: Karina Sembe, Ukraine/Sony World Photography Awards 2012 Photograph: Karina Sembe, Ukraine, Youth Category Winner, Portraits, Sony World Photography Awards 2012 Open Winner, panoramic Photograph: Denise Worden, United States/Sony World Photography Awards 2012 Photograph: Denise Worden, United States, Open Category Winner, Panoramic, Sony World Photography Awards 2012