This undulating course was designed by Canadian firm Kleinfeldt Mychajlowycz Architects to host BMX races during the 2015 Pan American Games (+ slideshow). More about Snaking BMX race track installed in Toronto for Pan American Games
A bright orange wall screens a staircase that leads to a bathroom on top of this concrete house in Tokyo by Takuro Yamamoto Architects (+ slideshow). More about Concrete home by Takuro Yamamoto Architects overlooks an allotment and woods near Tokyo
Pierre-Alain Dupraz Architecte chose exposed concrete for this cross-shaped kindergarten and crèche in Switzerland, giving it an austere appearance (+ slideshow). More about Pierre-Alain Dupraz houses Swiss kindergarten within quartet of concrete blocks
French studios Caractère Spécial and Parisian studio NP2F Architectes have expanded the home of a circus arts centre in France's Champagne region and added a curving outdoor staircase (+ slideshow). More about Curving concrete staircase protrudes from warehouse-like circus school in France
Coarse concrete walls encase this house by Wespi de Meuron Romeo Architetti, which overlooks Switzerland's Lake Maggiore from a wooded site sunken down below street level (+ slideshow). More about Lakeside home designed by Wespi de Meuron Romeo Architetti as "archaic stone block"
Fashion designer Rick Owens has opened his first store in Los Angeles on North La Brea avenue – installing architectural elements influenced by a legendary filmmaker within a former industrial space (+ slideshow). More about Rick Owens opens first Los Angeles store in 1920s ribbon factory
A grid of concrete encases this television transmission centre on the summit of San Cristóbal Hill in Santiago, Chile, which has recently been renovated by architecture studio Umwelt. More about Umwelt creates perforated concrete bunker for a television channel in Chile
Rows of brightly lacquered metal slats wrap the upper levels of this multi-storey car park that serves the maternity and oncology wards of a hospital in A Coruña, Spain. More about Coloured metal slats and textured concrete panels enclose hospital car park in Spain
Board-formed concrete surfaces curve around the central staircases of this contemporary arts centre completed by Archi-Union Architects in Shanghai's West Bund district (+ slideshow). More about Archi-Union Architects completes Shanghai arts space with sweeping concrete walls
A pair of terraces are hidden behind the board-marked concrete facade of this townhouse in Marseille, which was designed by ACAU Architects for a young family. More about Marseille house by ACAU Architects features board-marked concrete and an angular window
A robust concrete facade provides protection from traffic noise for these two houses squeezed onto a narrow plot in the Colegiales neighbourhood of Buenos Aires (+ slideshow). More about BAK Arquitectos squeezes two concrete homes onto a narrow city plot
The concrete walls of this Tokyo house were designed by architect Hugo Kohno to step in and out, giving the building extra structural support while creating built-in shelves and seating (+ slideshow). More about Cranks house by Hugo Kohno features concrete walls that step in and out
Israel-based Studio Itai Bar-On has created a set of concrete pendant lamps that are patterned with a grid of lines designed to look like a digital wireframe model (+ slideshow). More about Studio Itai Bar-On's concrete Grid lamps are patterned with wireframe lines
Portuguese architect João Mendes Ribeiro designed this corrugated steel and concrete warehouse for a components manufacturer, but prior to moving in its art collector-owner filled the space with work by Andy Warhol, John Baldessari and Antony Gormley (+ slideshow). More about Warehouse in Portugal by João Mendes Ribeiro used to exhibit Andy Warhol artwork
Surrounded by pine trees on the outskirts of Madrid, this concrete structure by Spanish architecture firm FRPO provides shelter and cooking facilities beside a swimming pool (+ slideshow). More about San Lucas Pavilion by FRPO is a concrete pool house amongst pine trees
Herzog & de Meuron has completed a concrete apartment building on the outskirts of Zurich, which has staircases housed in four cylindrical corner towers (+ slideshow). More about Staircase towers form corners of Uster apartment building by Herzog & de Meuron
Black textured walls give this seemingly windowless Tokyo residence by ARTechnic Architects a bunker-like appearance (+ slideshow). More about Angular black walls fold around SRK home in Tokyo by ARTechnic Architects
A translucent lightbox hides the concrete interior of Swedish fashion brand Acne Studios' first flagship store in Seoul, designed by London architect Sophie Hicks (+ slideshow). More about Sophie Hicks conceals "concrete monster" within translucent walls for Acne Studios' Seoul flagship
London Design Festival 2015: Dublin studio Grafton Architects has installed rows of textured concrete monoliths inside the V&A museum's tapestry gallery, referencing an ancient script and prehistoric standing stones. More about Grafton Architects stands concrete columns in rows to create The Ogham Wall at the V&A
Israeli studio Pitsou Kedem has completed a family residence in Tel Aviv, using a cantilevered concrete box and glass walls to create a building that "corresponds with the Modernism of the 1950s" (+ slideshow). More about Pitsou Kedem uses board-marked concrete, glass and steel for Modernist-inspired home in Tel Aviv