Studio 304 has added a glazed bathroom to a London flat, featuring a sunken bathtub that offers Japanese-style bathing to its occupants. More about Sunken washroom by Studio 304 allows residents to bathe in a garden setting
Protruding bricks texture the walls of this extension to an early 20th-century house in north London, which was designed by Pamphilon Architects for a fashion designer client. More about Pamphilon Architects adds textured brick extension to Edwardian house in London
A glass box peeps over a brick wall at this Victorian property in east London, introducing natural light into the new living space created by local architecture practice Studio 304. More about Glass Box extension by Studio 304 sits atop park-side home in Hackney
US studio WORKac has renovated a 19th-century structure in New York and added a spacious penthouse topped with a folded metal roof. More about WORKac adds jagged black rooftop extension to historic Manhattan building
Govaert & Vanhoutte Architects has renovated and extended a former fort in West Flanders to create a home for an estate agent and his family. More about Govaert & Vanhoutte Architects transforms Belgian fort into home and guesthouse
Bloco Arquitetos has created an extra storey for a family home in Brasília by adding a stilted concrete structure that incorporates panels of perforated brickwork. More about Brick screens are set into framework of concrete columns and beams at Casa Grid
This house in Belgium has been overhauled for a couple of art and book collectors to include a wood-lined living space and plenty of cosy reading nooks. More about Rob Mols and Studio K update Belgian home with wood-lined garden room
A dormer window with a thick black frame offers views of the garden from this reading room, which is one of three new loft spaces created for a home in south-east London by A Small Studio. More about Victorian loft conversion by A Small Studio creates "relaxation oasis"
British architect Adam Knibb has added this cross-laminated timber extension to a house in the English county of Hampshire, and connected it to the former barn building by a frameless glass box. More about Adam Knibb Architects extends Hampshire barn conversion with timber-clad box
Arkansas studio deMx Architecture took cues from historic architecture while designing this two-storey modern addition to a local house. More about Victorian home in Arkansas receives rectilinear annex by deMx
US studio Desai Chia Architecture has overhauled a country home in Long Island, New York, and created an extension that is meant to be an "expressive counterpoint" to the main dwelling. More about Desai Chia adds pointy extension to cedar-clad cottage in the Hamptons
Furniture designers Tom and Danielle Raffield have used steam-bent timber to cover this extension to an old gamekeeper's lodge in Cornish woodland, which featured in UK television show Grand Designs earlier this month. More about Steam-bent wood wraps house in the Cornish woods
Blee Halligan Architects has renovated and extended a house on Highbury Hill in north London, using black gridded glazing and pale brickwork to frame views into the back garden. More about Blee Halligan Architects updates north London house with lantern-like extension
Atelier Lame has added a steel-framed extension to an old stone house in a Parisian suburb, as part of a renovation that creates ample storage for an avid CD and record collector (+ slideshow). More about Steel and glass extension added to traditional stone house in Paris by Atelier Lame
US firm Chen + Suchart Studio has renovated and expanded a 1930s dwelling in Phoenix, Arizona, adding a metal-clad volume with a window wall and a pointy roof (+ slideshow). More about Chen + Suchart extends historic Arizona home with metal-clad gabled addition
Dezeen promotion: New London Architecture is now accepting entries for Don't Move, Improve! 2017, a competition to find the best house extensions in London. More about Call for entries to NLA's Don't Move, Improve! awards 2017
Architects office Studioplusthree has overhauled a traditional house in Sydney for a pair of musicians, adding a recycled-brick extension that features a projecting black steel awning. More about Dark-toned extension added to white Federation house in Sydney by Studioplusthree
Colorado architects Studio B have extended a local waterfront home by adding a pair of buildings with different levels of privacy (+ slideshow). More about Studio B adds two separate volumes to Riverside House in Colorado
Northern Ireland studio McGarry-Moon Architects has renovated a historic house in west London, and added a contemporary timber and concrete extension connected by a glass-lined corridor (+ slideshow). More about McGarry-Moon Architects updates Richmond Park gatehouse with contemporary extension
Rhode Island firm 3six0 has converted the garage of a family home to make room for an in-law residence adjacent to the main house (+ slideshow). More about 3six0 creates living annex for elderly in-laws at Rhode Island home