The Vienna Donauturm (Danube Tower), opened in April 1964, is the tallest structure in Austria, at 252 metres (827 ft), and among the 75 tallest towers in the world.
The tower is located near the north bank of the Danube River in the district of Donaustadt.
There is a viewing platform at 150 metres with two revolving restaurants above (at a height of 161.2 and 169.4 metres, or 529 and 556 ft).
One can admire great view over the Austrian capital and the Danube River below.