Italian architect Benedetto Camerana and landscape designer Il Giardino Segreto have created a rooftop garden called La Pista 500 on the rooftop test track at Lingotto, Fiat's iconic former car factory in Turin. More
London studio Twelve Architects has revealed its plan to transform the disused Castlefield Viaduct in Manchester into a "green oasis" reminiscent of New York City's High Line. More
Railyard is a colourful public park by Chicago-based practice Ross Barney Architects straddling the railway line running through the city of Rogers in Arkansas. More
Orca is a mixed-use development in Toronto designed by Safdie Architects that will have nine interconnected residential towers alongside a park that will be built over a railway. More
The elevated topography of Little Island was designed to create a sense of escape from Manhattan, according to designer Thomas Heatherwick in this interview with Dezeen. More
New York's Hudson River Park Trust has begun construction on Gansevoort Peninsula, a riverfront park by landscape architects James Corner Field Operations that will be home to Manhattan's first public beach. More
In this week's comments update, readers are discussing the Little Island park and performance venue in New York City and sharing their views on other top stories. More
British designer Thomas Heatherwick has used 132 concrete columns set into the Hudson River to support the Little Island park and performance venue, which has opened in New York City. More
Photographs show Little Island, the park designed by Thomas Heatherwick on the Hudson River in New York, ahead of its official opening tomorrow. More
Artist and designer Maya Lin has installed 49 dead cedar trees in Midtown Manhattan's Madison Square Park to raise awareness of ecosystem die-off due to climate change. More
Japanese artist Yayoi Kusama has poured over a thousand mirrored balls into a pond and covered the trees of the New York Botanical Garden in polka dots as part of a park-wide exhibition. More
New York City planners are working on secret plans for a controversial new pedestrian walkway on top of the High Line, dubbed "The Even Higher Line". More
Architect Elizabeth Diller has revealed the "stealthy" way that Diller Scofidio + Renfro creates public spaces – and disclosed how it was accused of corrupting Russian youth after an outbreak of open-air sex in Moscow's Zaryadye Park. More
US studio James Corner Field Operations has won a competition to convert a kilometre-long section of disused railway in central London into "a garden in the sky" named the Camden Highline. More
Pritzker Prize-winning architect Frank Gehry has revealed his ideas for updating the masterplan for the Los Angeles River, which include platform parks on stilts bridging the waterway. More
Architecture studio Sasaki has created an expansive linear park on the site of the runway for the former Longhua Airport in the Xuhui riverfront area of Shanghai. More
Japanese architect Kengo Kuma used cross-laminated timber to build a temporary pocket park pavilion and exhibition space in Tokyo. More
Phase Shifts Park in Taichung, Taiwan, has been designed by French landscape architects Mosbach Paysagistes and combines nature and technology to create a refuge from the heat and pollution of the city. More
London-based Heatherwick Studio has designed an elevated work campus and park bolstered against rising sea levels caused by climate change to replace deteriorating historic piers in San Francisco. More
Barcelona studio ON-A has envisioned a 26-hectare park in the city that would rise up to cover FC Barcelona football stadium to the west. More