On Tuesday, 7 September 2010, the World Heritage Marine Programme launched an exhibit on Marine World Heritage in the United Nations Pavilion of the Expo 2010, Shanghai in China. More than 50 million people have visited Expo 2010, from which 3 million visited the UN Pavilion. About 835,000 visitors were exposed to marine World Heritage. The exhibit ran a slide show of all 43 World Heritage marine sites in addition to the 'Ocean's' movie trailer and a video on The Wadden Sea, designated as World Heritage in 2009. The exhibit was developed in partnership with the Antinea Foundation.