Sydney Harbour Bridge and opened in 1932. The bridge's design was influenced by the Hell Gate Bridge in New York City. It is the sixth longest spanning-arch bridge in the world and the tallest steel arch bridge, measuring from top to water level. It was also the world's widest long-span bridge, at wide, until construction of the new Port Mann Bridge in Vancouver was completed in 2012. The Sydney Harbour Bridge was added to the Australian National Heritage List on 19 March 2007 and to the New South Wales State Heritage Register on 25 June 1999. The southern end of the bridge is
Sydney Harbour Bridge been used several times since as a framework from which to hang static fireworks, especially during the elaborate New Year's Eve displays. In 2005 Mark Webber drove a Williams-BMW Formula One car across the bridge. In 2007, the 75th anniversary of its opening was commemorated with an exhibition at the Museum of Sydney, called "Bridging Sydney". An initiative of the Historic Houses Trust, the exhibition featured dramatic photographs and paintings with rare and previously unseen alternative bridge and tunnel proposals, plans and sketches. On 18 March 2007, the Sydney Harbour Bridge celebrated its 75th anniversary. The occasion was marked with