Slate-grey bricks applied in zigzagging rows give the walls of this London house extension a faceted texture that contrasts the smooth, pale yellow brickwork of the original property (+ slideshow). More about Fraher Architects includes textured brick cladding on north London house extension
BIG has completed its second addition to a school in Denmark – an art school beneath a football field that joins the underground gymnasium with a humped courtyard on its roof (+ slideshow). More about BIG follows up sunken sports hall with an art school beneath a football field
Gardens are slotted into gaps between the wings of this Beijing school by Open Architecture, and extend over mounds containing a subterranean swimming pool and an auditorium (+ slideshow). More about Open Architecture completes a "free-form" Beijing school surrounded by gardens
This underground sports hall for a school in the Serbian town of Obrenovac is topped with a glass box covered in vertical wooden laths to protect it from stray balls (+ slideshow). More about Jovan Mitrović wraps a glass-walled sports hall in protective timber battens
This water sports centre with a green roof was designed by Guinée*Potin Architectes and is set into a grassy bank by a lake in western France (+ slideshow). More about Lakeside boathouse by Guinée*Potin Architectes features a green roof and wooden walls
Diagonal strips of timber clad this single-storey addition to a Hampstead apartment block, which also features a rooftop garden that can be used by neighbouring residents (+ slideshow). More about Claridge Architects inserts timber-clad house behind north London mansion block
A grassy lawn grows on top of this board-marked concrete farm building by Spanish architect Arnau Vergés, which is set into a slope beside an old stone house in rural Catalonia (+ slideshow). More about Arnau Vergés builds concrete outbuilding for 17th-century Spanish farmhouse
Oklahoma firm Kinslow, Keith & Todd has presented its vision to build a skyscraper shaped like a tornado on top of a Tulsa parking garage. More about Proposal unveiled for tornado-shaped skyscraper with a revolving rooftop restaurant
A concrete walkway projects from the street onto the roof of this concrete home in Caxias, Portugal, which is designed to go unnoticed from a hilltop road (+ slideshow). More about Greenery and observation decks top hillside villa by António Costa Lima
News: Bjarke Ingel's firm has unveiled plans for a recycling facility in Copenhagen, encased within a manmade hill that could double as a running track, picnic area or even a snowboarding slope (+ slideshow). More about BIG reveals sunken recycling centre below terrain for joggers and snowboarders
Strips of golden aluminium cover this performing arts school and library designed by Ateliers O-S Architectes to stretch across a hillside in a Parisian suburb (+ slideshow). More about Ateliers O-S adds golden metal walls to cultural centre beside a French cemetery
Wooden louvres and green rooftops make up the exterior of this market hall outside Paris by Ameller, Dubois & Associés, while inside is a dramatic ceiling that combines angles and curves (+ slideshow). More about Wooden louvres and grassy rooftops added to Marly-le-Roi market hall
Pietri Architects has driven a deep pink ravine through the heart of this apartment complex in southern France, creating a protected rooftop garden for residents (+ slideshow). More about Cerise walls frame rooftop garden of housing block by Pietri Architectes
This row of timber-clad boxes projecting from an artificial grassy slope in France contains the teaching facilities of an apprentice training centre by architects Marjan Hessamfar and Joe Vérons (+ slideshow). More about Mont-de-Marsan education centre comprises wooden boxes hovering over a forest floor
This Vietnam kindergarten by Vo Trong Nghia Architects features a knot-shaped roof with a vegetable garden on top and three protected courtyard playgrounds (+ slideshow). More about Vo Trong Nghia's Farming Kindergarten has a vegetable garden on its looping roof
Danish firm Henning Larsen Architects designed this wedge-shaped museum near Aarhus with a planted roof that rises from the sloping landscape to create a site for picnics in summer and sledging in winter (+ slideshow). More about Visitors to Henning Larsen's Moesgaard Museum can walk over its grassy sloping roof
Danish studios CEBRA and Glifberg+Lykke have created an igloo-shaped street sports centre and a skate park on the harbour front of Haderslev, Denmark (+ slideshow). More about CEBRA's sports centre "grows like a mushroom" from concrete skate park by Glifberg+Lykkeskate
The domed and curving rooftops of this science museum in Komatsu, Japan, are covered in grass, creating a series of rolling hills that visitors can clamber across (+ slideshow). More about Concrete hills frame the galleries of Mari Ito's Komatsu science museum
Assorted plants create a blanket of red and green across the undulating roof of this housing block, completed by NL Architects for a newly developed Amsterdam neighbourhood (+ slideshow). More about Terraces are cut out of the curved green roof of NL Architects' Funen Blok K
News: Swiss office Fruehauf Henry & Viladoms has been selected ahead of Kengo Kuma, Bernard Tschumi and Studio Mumbai to envision a new wing for the Musée du Léman on the edge of Lake Geneva (+ slideshow). More about Musée du Léman unveils extension proposal featuring concrete walls and a rooftop lawn