Brooklyn-based Office of Architecture has completely gutted and expanded a local row house for an architect, jewellery designer and their two children. More about Office of Architecture includes rooftop bedroom suite in Brooklyn row house overhaul
Italian studio Pedevilla Architects has completed an extension to a traditional Alpine hotel, comprising a monolithic blackened-timber volume with windows that jut from the walls and roof to optimise mountain views. More about Pedevilla Architects adds angular blackened-larch extension to hotel in South Tyrol
A pointy black entrance building has been added to the historic dockyards of Chatham, England, as part of a major expansion of the local nautical museum – one of six projects in the running for this year's Stirling Prize. More about Baynes and Mitchell creates museum complex within historic buildings of Chatham Dockyard
A climbing wall, a study and a bedroom are all contained within this Brisbane house extension, designed by Phorm Architecture + Design to be reminiscent of a treehouse. More about Extremely pointed garden room features a treehouse-like design and a climbing wall
New York firm EL Studio has placed a contemporary box-shaped extension on top of this suburban home in Maryland to more than double its size. More about Cuboid extension by EL Studio sits atop a Maryland bungalow
William Tozer Associates has overhauled a Victorian terraced house in north London, introducing a white, modern living area that faces out onto a neighbouring brutalist estate. More about Revamped London house features white surfaces and concrete details that match a brutalist neighbour
Architecture studio Elding Oscarson has added a Corten steel extension to the Skissernas Museum in Lund, Sweden, designed to open the building up to the adjacent sculpture park. More about Elding Oscarson creates "slightly bent" weathering steel extension to Lund's Skissernas Museum
London studio Amin Taha Architects has updated a 1950s terraced house in the city's Bayswater neighbourhood, adding a basement level topped with a rugged concrete soffit and a lightwell set into a courtyard garden. More about Amin Taha Architects reconfigures London home around lightwells and a spiral staircase
Architecture studio Bergmeisterwolf has completed an extension to a house on the shores of Italy's Lake Garda, featuring glazed walls that disappear into the ground to open the living area up to the garden. More about Vertically sliding walls open Bergmeisterwolf's Italian villa extension to the garden
Steel mesh curtains can be lifted to offer glimpses of performances inside this traditional music centre designed by Office Kersten Geers David Van Severen for Muharraq Island in Bahrain. More about Office Kersten Geers David Van Severen drapes mesh curtains over Bahrain music centre
London firm Stanton Williams has renovated and extended the Musée d'arts de Nantes, adding a series of extensions including a monolithic structure wrapped in stone and translucent marble to the beaux-arts building. More about Stanton Williams completes renovation of beaux-arts museum in Nantes with stone and marble extension
The gothic-revival chapel at the University of Winchester, England, has been "returned to its former glory", following a renovation and extension by local architecture studio Design Engine. More about Glowing gold extension added to Winchester university chapel by Design Engine
Three stacked cuboids covered in strips of dark-stained wood form this extension to a 1930s house in Ljubljana by Slovenian firm OFIS Arhitekti. More about OFIS Architects extends Slovenian house with trio of stacked wooden boxes
Ming Gu Design has grafted a glazed meditation area onto this historic home in Nanjing, China, which projects out to overhang a central courtyard. More about Glazed meditation room overlooks traditional courtyard from Nanjing home
Diller Scofidio + Renfro has completed the first stage of its renovation of New York's Museum of Modern Art, and has revealed details of its plans to extend into Jean Nouvel's 53W53 residential tower. More about MoMA unveils first phase of major overhaul by Diller Scofidio + Renfro
To subtly extend a traditional Provençal farmhouse on the French Riviera, Ellena Mehl Architects has nestled a connecting building with stone and glass facades into a stepped hillside. More about Ellena Mehl Architects disguises Provençal extension with grass roof and terraced landscape
A tree grows up through a lightwell that Australian studio Welsh + Major has added to this house in Sydney, and topped with an opening glass roof. More about Welsh + Major slots lightwell between Sydney cottage and its brick extension
Mulroy Architects has added a glazed extension to this house in north London, which features interiors and bespoke oak joinery by local studio Manea Kella. More about Mulroy Architects and Manea Kella extend Edwardian home in north London
Southwark Town Hall in south London has been renovated and repurposed to accommodate student housing and a mixed-use arts hub, including a theatre contained in a folded tile-clad extension. More about Jestico + Whiles converts town hall into student halls with iridescent tile-covered theatre
Boston-based Stern McCafferty Architects has overhauled a country home in Massachusetts, transforming the layout to showcase a collection of art work and expand the living areas into a bright annex. More about Stern McCafferty Architects converts entrance of old Massachusetts house into a gallery