Also called Donauturm, the "Concrete Needle" is the tallest structure in Austria and provides stunning views of Vienna and the Danube River. The 827-foot Danube Tower was designed by architect Hannes Lintl and constructed from 1962-64. It features a revolving cafe, revolving restaurant, observation deck and high-speed elevators. The tower also contains the world's highest bungee jumping center!
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