London Festival of Architecture 2016: a soup servery, a rubbish bin-cum-play space and a flat-pack pop-up shop form part of an exhibition that explores how architecture can contribute to city communities (+ slideshow). More
Daredevils can enjoy sweeping views of Los Angeles while descending a transparent slide almost 1,000 feet above the city (+ movie). More
British artist and designer Gerry Judah's latest sculpture for the Goodwood Festival of Speed is a set of six giant steel spikes that curve upwards to the sky, supporting three historic BMW cars (+ slideshow). More
For his first solo exhibition in the USA, Berlin-based architect Diébédo Francis Kéré has created a rainbow-coloured installation made of thousands of strands of lightweight cord (+ slideshow). More
An Italian consumer group has accused Bulgarian artist Christo of wasting taxpayers' money, because of the costs of managing his floating installation on Italy's Lake Iseo. More
A giant slide by Belgian artist Carsten Höller that spirals through the frame of the Anish Kapoor-designed ArcelorMittal Orbit opens to the public tomorrow. More
A gold pyramid and a suspended rock face feature in British artist Anish Kapoor's abstract set design for the English National Opera's production of Tristan and Isolde (+ slideshow). More
London Festival of Architecture 2016: students from the University of Brighton have created installations for London's East Street Market, including a stall of interactive games and a cocktail-making machine (+ slideshow). More
Metal mesh ramps illuminated by psychedelic coloured lights formed the set for Prada's Spring Summer 2017 menswear show in Milan, which was once again designed by Dutch studio AMO (+ slideshow). More
A pool of marble in the courtyard of a French chateau and a towering waterfall that appears to fall from midair at the Palace of Versailles are among the outdoor installations taking place during the European and North American summer (+ slideshow). More
Three kilometres of saffron-coloured pathways temporarily connect the shore of Italy's Lake Iseo to islands at its centre in this installation by Bulgarian artist Christo (+ slideshow). More
Design Miami/Basel 2016: late architect Zaha Hadid has been honoured with a floral installation by Ronan and Erwan Bouroullec inside her first major completed building (+ slideshow). More
A gabled cabin by architecture studio Atelier Bow-Wow and a faceted pod by artist Didier Faustino have been installed inside a Parisian gallery as part of an exhibition about imaginary worlds. More
Design Miami/Basel 2016: an interactive wave of tiles and a crystallophone are among the 2016 Swarovski Designers of the Future Award commissions, revealed yesterday at Design Miami/Basel (+ slideshow). More
Design Miami/Basel 2016: this year's Design Miami/Basel fair opens today in the Swiss city, where a six-tonne stone meditation space, a modular armadillo and designs by Zaha Hadid are among the highlights. More
Design Miami/Basel 2016: a demountable office by French Modernist designer Jean Prouvé, which was used as a swingers' club until recently, has been restored for display at this year's Design Miami/Basel fair (+ slideshow). More
Children can crawl into the rear end of a wooden pig when visiting this playground installation by Spanish designer Jaime Hayón at the High Museum of Art in Atlanta. More
London Design Festival 2016: the organisers of the London Design Festival have scrapped plans for a designer crazy golf course in Trafalgar Square following the failure of its crowdfunding campaign. More
A towering waterfall appears to fall from midair into the Grand Canal at the Palace of Versailles as part of Danish-Icelandic artist Olafur Eliasson's latest exhibition (+ slideshow). More
London Design Festival 2016: organisers of the London Design Festival are discussing the fate of its flagship crazy golf project for Trafalgar Square after a Kickstarter fundraising campaign looked set to fail to meet its target. More