Entrepreneur Elon Musk has been given written permission to begin digging a transportation tunnel in Washington DC, which could eventually facilitate a 29-minute journey between the capital and New York City. More about Elon Musk's Boring Company receives go-ahead to start DC to NYC Hyperloop tunnel
A tunnel formed from bright pink partitions and a giant paper aeroplane are some of the temporary urban interventions to be spotted around Quebec City. More about Instagram-friendly pink tunnel among Passages Insolites installations in Quebec City
Elon Musk has revealed a plan for easing city congestion that would see an underground network of tunnels transporting cars on high-speed skates travelling at 130 miles per hour. More about Elon Musk's Boring Company plans to beat traffic with underground "car skates"
Snøhetta has designed a pair of grand stone arches for the entrance points of a 1.7-kilometre shipping tunnel, which will cut through a peninsula to bypass a particularly dangerous stretch of Norway's coast. More about Snøhetta designs terraced stone entrances for Norway's huge Stad Ship Tunnel
Bubble-wrap partitions reveal the former layout of a derelict west London hotel as part of an installation by UK artist Michael Iveson (+ slideshow). More about Michael Iveson builds bubble-wrap corridor inside The Averard Hotel in London
London Design Festival 2015: holes cut out from vertical sheets of coloured acrylic form a tunnel designed to distort perspective across a bridge in the V&A museum (+ slideshow). More about Matteo Fogale and Laetitia de Allegri install tinted acrylic tunnel across V&A bridge
News: architecture firm Gensler wants to repurpose London's abandoned tube tunnels to create a subterranean network of pathways that generate electricity as people walk and cycle through them. More about London's derelict tube tunnels reimagined as a pedestrian and cycle network
British architect Simon Astridge has added a leather-lined dressing room as part of a refurbishment of a London house (+ slideshow). More about Simon Astridge lines a walk-through dressing room in leather
Japanese architect Kotaro Horiuchi cut out profiles of gabled houses from large sheets of paper to create a tunnel inside a university gallery, forming the third installation in his Fusionner series (+ slideshow). More about Kotaro Horiuchi creates a paper hideout for Fusionner 3.0 installation
A concrete tunnel slices through the base of this Tokyo house by Japanese architect Makiko Tsukada, creating a round hole in the facade that reveals the underside of a staircase (+ slideshow). More about Curving concrete creates a tunnel through Tokyo house by Makiko Tsukada
People could immerse themselves in a huge fabric cocoon at this interactive installation by architect and artist Sophia Chang (+ slideshow). More about Sophia Chang installs stretchy fabric tunnels through a gallery
A mysterious dark tunnel leads into the boardroom of these offices in London by architects Studio Octopi (+ slideshow). More about 18 Feet & Rising offices by Studio Octopi
Fancy taking a Sunday stroll? Take a look at some of the paths and tunnels you could be exploring on our new Pinterest board.
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Design practice 24° Studio linked together hundreds of hollow paper stars to line a tunnel and stairway in Santorini, Greece. More about Daphne by 24° Studio
The new Paris store for fashion designer Stella Cadente is a tunnel lined in gold. More about Stella Cadente Paris by Atelier du Pont
Slideshow: a select number of garments at this fashion store in Osaka are presented inside a white cage-like tunnel. More about Le Ciel Bleu by Noriyuki Otsuka
Dezeen archive: following our story this week on a public promenade in a disused railway tunnel, here's a roundup of all Dezeen's stories about tunnels. See all the stories »
More about Dezeen archive: tunnels
Italian architects 3S Studio have converted a former railway tunnel between two north Italian towns into an enclosed pedestrian passageway. More about Public Promenade by 3S Studio
Cavernous holes in the courtyard of three museum buildings in Graz, Austria, lead underground into a new, shared entrance by Spanish architects Nieto Sobejano and local firm eep architekten (photographs by Roland Halbe). More about Joanneum Museum extension by Nieto Sobejano Arquitectos and eep architekten
French studio FREAKS freearchitects have inserted a rectangular timber tunnel inside this Paris cosmetics shop. More about Heliocosm by FREAKS freearchitects