Architecture studio MAD Architects has completed a sinuous concrete stadium embedded into the ground and covered in grass roofs in Quzhou, China. More about MAD completes Quzhou Stadium as part of world's "largest earth-sheltered building"
As conservation group Twentieth Century Society launches a campaign to save the UK's under-threat leisure centres, we look at 10 of the country's most architecturally significant facilities. More about Ten of the UK's most "wildly varied and downright eccentric" leisure centres
For this year's London Design Festival, designer Sabine Marcelis has installed several rotating chairs made with stones from Dutch material brand SolidNature to help visitors interact with each other. More about Swivel by Sabine Marcelis is a rotating stone chair installation at London Design Festival
Norwegian architecture studios ACT! Studio and Borhaven Arkitekter have created the Bademaschinen floating sauna in Oslo harbour. More about ACT! Studio and Borhaven Arkitekter add "joyous" floating sauna to Oslo harbour
Japanese studio Ryuichi Sasaki Architecture has completed a mixed-use development in Tokyo comprising a community performance space and apartments housed in angular concrete volumes. More about Ryuichi Sasaki creates angular community performance space near Tokyo temple
Australian studio Hassell has concealed an exhibition space for the Jodrell Bank Observatory in Cheshire, England, beneath a grass-topped dome informed by the site's iconic Lovell Telescope. More about Hassell hides First Light Pavilion under grass-covered dome at British observatory
Czech studio Chybik + Kristof has completed a pop-up marketplace in Prague with a modular structure of pastel-blue scaffolding that can be easily modified or relocated. More about Chybik + Kristof creates reversible Manifesto Market in Prague with reclaimed materials
American artist Maya Lin has revealed a design for a spherical water fountain that will be installed in the Obama Presidential Center, a cultural complex in Chicago celebrating Barack Obama's presidency. More about Maya Lin designs oculus water fountain for the Obama Presidential Center
Architecture studio Snøhetta has revealed the design for a skyscraper in Tokyo, named Shibuya Upper West Project, which is intended to be "a sanctuary of peace and relaxation in the bustle of the city". More about Snøhetta unveils 36-storey "urban retreat" in Tokyo
Wooden slats wrap around indoor and outdoor gathering spaces for an angular pavilion in Winnipeg's Crescent Drive Park that can be "submerged without decay" during floods. More about Public City Architecture creates Winnipeg pavilion to withstand flood conditions
Repurposed materials and decadent accents come together in this Buenos Aires restaurant and bar that fits within a historic house overhauled by local studio Hitzig Militello Architects. More about Hitzig Militello sets restaurant within historic Buenos Aires home
Swiss designer Fabien Roy has created a temporary circular installation made from spruce wood in the middle of the Swiss countryside for the cycling race Tour de France. More about Fabien Roy creates clock-shaped wooden installation to mark Tour de France
Cross-laminated timber and volcanic stone were used to form a round building along a lake that was designed by Mexican studio Sordo Madaleno Arquitectos. More about Sordo Madaleno Arquitectos creates doughnut-shaped clubhouse in Mexico
Wheeler Kearns Architects has completed a multipurpose greenhouse for an organic farm in Michigan to host meals and events, grow produce and host classes. More about Wheeler Kearns Architects places wood-clad living rooms inside Michigan greenhouse
Victorian terrariums informed the design of the Glasshouse, a sculptural and kinetic greenhouse that Thomas Heatherwick's studio has created on the historic Woolbeding Estate in England. More about Heatherwick Studio creates unfolding Glasshouse for National Trust
Mexican studio Quintanilla Arquitectos has created the Cárdenas sports complex and skate park in the town of Cañales, which contains a pair of sports courts covered by a concrete structure. More about Quintanilla Arquitectos creates shaded sports complex in Mexican town
British architecture studio Stufish's hexagonal ABBA Arena in east London has opened as the venue for Swedish pop group ABBA's virtual reunion tour. More about Stufish creates "world's largest demountable venue" for ABBA virtual show in London
Architecture firm LOHA used "material layering" to create a light-filled workspace in California for photographers, videographers and other creatives involved in brand imaging for sportswear brand Nike. More about LOHA utilizes "material layering" for Nike Icon Studios building in Los Angeles
Global firm Henning Larsen Architects prioritised openness and connectivity to create a Minnesota government building that is part of a "new coalition of civic architecture across the United States". More about Henning Larsen creates gridded facade for Minneapolis Public Service Building
The Art Gallery of New South Wales in Sydney has revealed images of its extension designed by Pritzker Architecture Prize-winning architecture studio SANAA under construction ahead of its opening in December. More about SANAA's Sydney Modern art gallery extension nears completion