At 171 metres (561 feet), the tower was Vienna's the tallest building until the DC Tower was completed across the Danube, and continues to be a poignant landmark of the district. It was designed by the architects Gustav Peichl, Boris Podrecca and Rudolf Weber. The tower has 51 floors and houses the commercial complex known as "Millennium City".

The Millennium Tower is a mixed-use skyscraper in Vienna, Austria. Built between 1997 and 1999, the building stands at 202 m (663 ft) tall with 50 floors and is currently the second tallest building in Austria. The tower is located at Handelskai 94–96 in the Brigittenau 20th district.

Millennium Tower was designed by the architects Gustav Peichl, Boris Podrecca and Rudolf Weber. The tower has 50 floors, serves both commercial and residential purposes, and is the focal point of a complex known as "Millennium City". It was completed in 1999 for the coming of the third millennium. The office tower has a gross floor area of 47,200 m2 (508,000 ft2), of which 38,500 m2 (414,000 ft2) is used as office space. The remaining area is to 2 levels are generally available and is used for a shopping center (Millennium City), restaurants and a multiplex cinema (UCI). The Millennium Tower was built in an extremely short construction time: Thanks to efficient organization of all work steps and modern building techniques have created an average of 2 ½ floors a week and the building completed in 1999.