Pictures: World's longest sea bridge opens in ChinaPublished1 July 2011Image caption, It looks like something out of a fantasy film, but it's real. China has opened the world's longest sea bridge, which measures 26 miles long.Image caption, It links China's eastern port city of Qingdao to the island of Huangdao. It's so long it would easily cross the English Channel, from England to France!Image caption, After a special ceremony, the bridge was opened for traffic. About 30,000 cars are expected to use the six-lane bridge each day and it will cut about 30 minutes off drivers' journey times.Image caption, It was built by a team of more than 10,000 workers who worked round the clock for four years and it cost £970m!Image caption, The bridge stands on more than 5,200 pillars and is strong enough to withstand a big earthquake, typhoons or the impact of a 300,000 ton ship.Image caption, Guinness World Records says the previous record holder for a bridge over water is the Lake Pontchartrain Causeway in Louisiana, America. The Chinese bridge is more than 2.5 miles longer.