A photo taken on July 17, 2008 shows the Olympic sailing event venue in eastern Chinese city of Qingdao. Algae have been cleared away in the 50-square-meters sea area at the Olympic venue, before sailing events kick off on August 9. [Photo: Xinhua] Photo Gallery>>>

Salvage boats clear away algae in the sea area at the Olympic sailing event venue in eastern Chinese city of Qingdao on July 17, 2008. [Photo: Xinhua] Photo Gallery>>>