Architecture studio Narch has renovated a Barcelona apartment, removing many of the internal walls to create a single space with a variety of patterned tile floors (+ slideshow). More about Narch creates a collage of decorative tiles by removing walls in a Barcelona apartment
Knox Bhavan Architects has joined two flats in a converted school in south London, creating an apartment with spacious entertaining spaces and bedrooms that can be opened or closed (+ slideshow). More about Knox Bhavan Architects combines two flats in a converted London school
Edinburgh practice A449 has adapted a "nondescript" mid-20th-century dwelling in the Scottish Borders to create a home with scenic views for a writer (+ slideshow). More about A449 converts Scottish cottage into writer's home with scorched larch cladding
US firm Machado Silvetti has used jade-coloured terracotta tiles to sheath an extension to an Asian art centre on a museum campus in Florida (+ slideshow). More about Machado Silvetti clads Florida museum extension in over 3,000 green ceramic tiles
Fala Atelier has gutted a 19th-century Lisbon apartment, creating a continuous living area framed by a new semi-circular wall (+ slideshow). More about Fala Atelier uses curving wall to shape open-plan interior for historic Lisbon flat
Australian firm CM Studio has added a pair of white-painted extensions to an end-of-terrace house in Sydney dating back to the 1880s, and remodelled its interiors with grey marble and pale timber finishes (+ slideshow). More about CM Studio updates 19th-century workers' cottage in Sydney with slatted timber extension
US firm Gould Evans has revamped a 1970s concrete library in Kansas, wrapping the building in a terracotta rainscreen and adding modern amenities such as a recording studio (+ slideshow). More about Gould Evans adds vibrant orange skin to Brutalist library in Kansas
Hudson Architects has transformed a heritage-listed building in eastern England into an architecture school, featuring a staircase that references an ornately patterned original balustrade (+ slideshow). More about Hudson Architects installs decorative staircase inside new Norwich architecture school
Spanish studio H Arquitectes has renovated and extended a tired mid-century school building in Catalonia, adding a new facade of concrete blocks and slatted screens (+ slideshow). More about H Arquitectes upgrades 1950s school building in Spain with a new facade
GKMP Architects has extended a 1930s residence in Dublin, Ireland, using the same material palette – which even includes pebbledash. More about GKMP Architects uses pebbledash, brick and slate for Dublin house extension
Berlin firm Veauthier Meyer Architects has revamped a 1930s swimming pool complex in the city, refreshing its monumental brick facades and introducing a new ceiling that references the original glazed roof (+ slideshow). More about Veauthier Meyer Architects renovates Nazi-era swimming pool hall in Berlin
Four matching staircases lead up to the rooftop terrace of this Algarve hotel by Portuguese studio PAr, offering guests views out towards a nearby lagoon (+ slideshow). More about PAr's rural Portuguese hotel has a row of staircases leading up onto its roof
Global Architects has transformed the interior of a 1980s Dutch residence, by inserting a house-shaped volume that provides cosy bedrooms and secluded bathrooms (+ slideshow). More about Global Architects builds house-shaped volume inside 1980s Dutch residence
US firm Barker Freeman Design Office has renovated a slender brick row house in Brooklyn and added a two-storey extension with a glass wall overlooking a garden (+ slideshow). More about Barker Freeman overhauls narrow Brooklyn row house for a family of four
Behind the aged stone walls of an old tannery building in northwest Spain, Arrokabe Arquitectos has created a small events venue that opens onto a neighbouring park (+ slideshow). More about Stone tannery building transformed by Arrokabe Arquitectos into cultural venue
Amanda Levete's studio AL_A has been selected ahead of OMA and Farshid Moussavi Architecture to carry out a "visionary metamorphosis" of the century-old Galeries Lafayette department store in Paris. More about Amanda Levete selected to remodel Paris' Galeries Lafayette department store
Flooring made from concrete, wood and two types of tile helps to define the various rooms inside this Paris apartment, which has been renovated by local architecture studio Septembre (+ slideshow). More about Septembre adds a variety of floor finishes to renovated Parisian apartment
Wall panels fold up to create tables for this cafe in Sicily, which Italian architect Giuseppe Gurrieri created by converting the old ticket office of a sports arena (+ slideshow). More about Giuseppe Gurrieri's Eco bar features tables that fold up from the walls
Switzerland-based art gallery Hauser & Wirth has opened a large outpost in Los Angeles, designed by local firm Creative Space with consultation from New York-based Selldorf Architects (+ slideshow). More about Hauser & Wirth opens LA gallery designed by Creative Space and Selldorf Architects
The spaces behind the iconic illuminated signs of London's Piccadilly Circus are set to be occupied for the first time since the 1950s, as part of a renovation by Fletcher Priest Architects that includes a huge rooftop extension. More about Fletcher Priest wins approval for major Piccadilly Circus redevelopment