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Visitors walking past the illuminated funnel-like structures of Sunny Valley during the first day of the trial run for the 2010 World Expo. The structures are designed to bring natural light into areas below ground level.
Panos Pictures /Felix Features
20 Apr 2010
© Editorial picture agency Felix Features
Copyright Felix Features/Oslo/Norway , contact Fredrik Naumann: fredrik (@) felixfeatures.com contact Marianne Alfsen: marianne (@) felixfeatures.com tel: +47 908 852 89