Beams supporting the rear extension of this Victorian house in west London are painted vivid red to create a bold contrast with the property's traditional interior. More about Tigg Coll Architects integrates bright-red steel frame in London house extension
A bedroom at this remodelled and extended house in Porto, Portugal, has been wrapped in cork to shield it from the noise of a nearby school playground (+ slideshow). More about ATKA Arquitectos uses cork cladding to minimise noise inside Casa Bonjardim
Chris Dyson Architects has replaced the rear of a Victorian house in east London with a two-storey extension clad in charred cedar (+ slideshow). More about Chris Dyson Architects adds two blackened-wood extensions to a London terraced house
Tiny porthole windows pierce this concrete extension to a Granada primary school by Elisa Valero Arquitectura – a protective measure against stray balls from the adjacent sports court (+ slideshow). More about Circular perforations create natural spotlights inside Elisa Valero's concrete school extension
British architect Adam Knibb has extended a house in a converted school in Winchester, England, by building a timber box above a seldom-used entryway. More about Adam Knibb builds timber house extension above a driveway
Shift Architecture Urbanism has built a spherical cinema, a cube-shaped gallery and an elevated walkway to create a complex of design, science and technology museums in the Netherlands (+ slideshow). More about Trio of geometric forms by Shift Architecture Urbanism form new Dutch museum complex
Chilean studio DX Arquitectos has added a timber-framed roof extension to the home of a yoga teacher in Santiago, providing a studio where she can teach classes (+ slideshow). More about DX Arquitectos extends yoga teacher's house with a blackened timber studio on top
Railway sleepers form the walls of this extension to a library in Azkoitia, Spain, which is located at the town's former railway station. More about Estudio Beldarrain uses reclaimed railway sleepers to extend Spanish library
Paris-based JUNG Architectures has converted a former French leper colony into a gallery, adding an zinc-clad extension that can be used for wine tasting (+ slideshow). More about JUNG Architectures adds zinc-clad extension to former leper hospital
Foster Wilson Architects has converted a heritage-listed church in Bedford, England, into a theatre with a new curved timber and glass foyer bar (+ slideshow). More about Old English church transformed into a theatre by Foster Wilson Architects
Alexander Martin Architects has added a three-storey extension to a Victorian house in north London, featuring brick walls and a big window facing out to the garden (+ slideshow). More about London house extension by Alexander Martin features a double-height window wall
A cruciform facade marks the new entrance to this art museum, which occupies a 15th-century monastery building near Venice, Italy (+ slideshow). More about Cross-shaped facade added to art museum in a former monastery
Giles Pike Architects chose concrete and steel for the renovation and extension of this east London house, referencing the brick building's industrial heritage. More about Giles Pike adds steel extension to house in converted Victorian workshop
Declerck-Daels Architecten used different varieties of timber and "frivolous" colours for this surgery in Bruges, in an attempt to make going to the dentist more bearable (+ slideshow). More about 50 Shades of Wood by Declerck-Daels Architecten is a timber dentist surgery in Bruges
This restaurant and bar in the Azores comprises two buildings – a remodelled barn with volcanic stone walls, and a bulbous timber extension conceived as a cross between a whale and a wine barrel (+ slideshow). More about Cella Bar by FCC Arquitectura features a volcanic stone barn and a whale-inspired extension
Irish studio NOJI Architects built this angular extension to a heritage-protected Dublin house with reclaimed bricks to create a seamless transition between old and new. More about NOJI Architects uses reclaimed bricks for angular extension to historic Dublin house
New York-based SHoP Architects has revealed plans for a major extension of the SITE Santa Fe gallery in New Mexico, featuring a textured facade that takes its cues from traditional Navajo patterns (+ slideshow). More about SHoP Architects unveils Navajo-inspired expansion plans for SITE Santa Fe gallery
Atelier Vens Vanbelle has extended a notary's office it completed five years ago in the Belgian village of Horebeke, adding mirrored walls that reflect both the original building and its pastoral setting (+ slideshow). More about Mirror-clad office extension by Atelier Vens Vanbelle offers reflections of brickwork and trees
Dutch studio Ruud Visser Architecten has "stretched" the length of an early 20th-century townhouse in The Hague, and added a large window with a cross-shaped wooden frame to the new rear facade (+ slideshow). More about Ruud Visser Architects extends old Dutch townhouse by two metres
Hong Kong studio Rural Urban Framework covered this new primary school toilet block in mirrored tiles so that it reflects its surroundings, helping to camouflage the building (+ slideshow). More about Rural Urban Framework uses mirrored tiles to camouflage toilets at Mulan Primary School