A huge, faceted glass volume sits on the roof of the new headquarters Zaha Hadid Architects has designed for Antwerp's Port Authority (slideshow).
Photography is by Hufton and Crow.
Zaha Hadid Architects added the glass extension to a disused fire station in Antwerp's docks to create Port House.
First unveiled in 2009, the scheme was one of the most ambitious designs proposed by British-Iraqi Zaha Hadid before her death earlier this year.
Photography is by Hufton and Crow.
The huge volume measures over 100 metres in length, almost matching the scale of the former fire station below it.
It allows the building to host 500 Port Authority staff who were previously working across separate sites in the Belgian city.
Photography is by Tim Fisher. The extension is covered in triangular facets ? some transparent and others opaque ? which are arranged to create a flat surface at the south end and a rippling texture that echoes the water at the north.
Photography is by Hufton and Crow.
"Like the bow of a ship, the new extension points towards the Scheldt, connecting the building with the river on which Antwerp was founded," said ZHA.
"Surrounded by water, the new extension's facade is a glazed surface that ripples like waves and reflects the changing tones and colours of the city?s sky."
Photography is by Hufton and Crow.
The alternating transparent and opaque panels are intended to visually break up the scale of the structure. They also provide ample...