The Wiener Riesenrad (German for "Viennese giant wheel") is a Ferris wheel at the entrance of the Prater amusement park in Leopoldstadt, the 2nd district of Austria's capital Vienna. It is now one of Vienna's most popular tourist attractions. The Riesenrad was one of the earliest Ferris wheels, erected in 1897 to celebrate Emperor Franz Josef I's golden Jubilee, and has an overall height of 64.75 meters (212.4 ft).
