Visitors to this lakeside concrete tower in the Netherlands can scale its walls, jog up to an observation deck on its roof, or sail a zip wire across the water from a balcony (+ slideshow). More about Ateliereen Architecten's concrete observation tower features a climbing wall and zip line
This range of flat-packed furniture by Benjamin Vermeulen does away with little bags of screws, fastenings or Allen keys and simply snaps together with super-strong magnets (+ movie). More about Flat-pack furniture assembled with magnets by Benjamin Vermeulen
Dezeen Music Project: London artist Di Mainstone is developing an electronic instrument that enables performers to make music from the subtle vibrations of suspension bridge cables (+ movie). More about Di Mainstone's Human Harp creates music from suspension bridges
Following our exclusive interview with architect Jacques Herzog of Herzog & de Meuron last week on the studio's recently completed Pérez Art Museum Miami, our new Pinterest board focuses on the Swiss firm. See our new Herzog & de Meuron Pinterest board »
More about New Pinterest board: Herzog & de Meuron
Montreal designer Loïc Bard has created a wooden stool to add to his collection of furniture with gaping mouths that store magazines inside the top. More about Wooden stool with a gaping mouth stores a magazine within its seat
Following our exclusive interview with Rem Koolhaas last month, Dutch office OMA is the fifteenth entry to our A-Zdvent calendar of architects. Koolhaas' firm recently completed De Rotterdam, a 44-storey group of interconnected glass towers in the architect's home city, and has also built two skyscrapers in China - the Shenzhen Stock Exchange (pictured) and the CCTV Headquarters building in Beijing.
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More about Dezeen's A-Zdvent calendar: OMA