OMA has won a design competition for a new department store and hotel in the centre of Vienna.

The practice said the design of the façade was inspired by the “gentle and sophisticated geometries” of the Vienna Secession.

The scheme, in the Austrian capital’s Museumsquartier, will be fronted by a branch of the famous KaDeWe department store. A second volume, containing a hotel, will be linked by a green passage leading up to a series of public roof gardens. These will vary in character from sun decks to groves of trees and will provide views from all sides of the building over the city.

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