A 250-metre-long concrete basin, built in the Netherlands in 1977 to test defences against rising sea levels, is ripped apart and flooded to form this colossal artwork. More about RAAAF and Atelier de Lyon slice open huge wave machine to create Deltawerk monument
RAAAF and Atelier de Lyon have revealed plans for a monument commemorating the huge feat of engineering behind the Dutch Delta Works – a vast network of dams, sluices, locks and levees designed to prevent flooding in the Netherlands. More about Monument by RAAAF and Atelier de Lyon will commemorate "Dutch struggle against water"
Venice Architecture Biennale 2016: pavilions that host exhibitions for the Venice Biennale are boarded up for six months every year, and Dutch studio RAAAF thinks a better solution would be to cover each one with a veil of fabric. More about RAAAF plans to wrap Venice's Giardini pavilions beneath a layer of fabric
Dutch multidisciplinary studio RAAAF has unveiled plans to expose the subterranean landscape beneath a demolished sugar factory in Groningen, creating a new public space amidst a forest of columns. More about Subterranean public space to be created beneath demolished Groningen sugar silo
Medical research suggests that too much sitting down can be bad for your health, so RAAAF and Barbara Visser have developed an experimental office that encourages workers to lean, perch or even lie down (+ slideshow). More about Conceptual office swaps chairs and desks for "experimental work landscape"
This movie shows how a redundant Second World War bunker in the Netherlands was turned into a sculptural visitor attraction by slicing it down the middle to reveal its insides. More about Movie shows concrete bunker cut in half by RAAAF and Atelier de Lyon
A flightless spaceship is slowly creeping around a former Cold War airbase near Utrecht (+ slideshow + movie). More about Secret Operation 610 by Rietveld Landscape and Studio Frank Havermans
Dutch design office Rietveld Landscape has built an arched foam screen with hundreds of building-shaped holes inside a disused chapel at the Centraal Museum in Utrecht (+ slideshow). More about Pretty Vacant by Rietveld Landscape
This bridge in Purmerend, the Netherlands, has a steeply arching upper level for pedestrians and a zig-zagging lower level for cyclists and wheelchairs (+ slideshow). More about Melkwegbridge by NEXT Architects and Rietveld Landscape
This movie shows how Dutch designers Rietveld Landscape placed rows of flaming torches inside an abandoned building so that it would appear to be on fire, before inviting visitors inside. More about Firemen walk with us by Rietveld Landscape
Venice Architecture Biennale 2010: a blue-foam model city is suspended in the top half of the Dutch pavilion for the Venice Architecture Biennale. More about Vacant NL by Rietveld Landscape
We've got a thing for criss-crossing bridges at the moment so here's another one, this time designed by NEXT Architects and Rietveld Landscape for Amsterdam. More about Melkwegbridge by NEXT Architects and Rietveld Landscape