Graduate shows 2015: a pair of Royal College of Art graduates have created a new way to climb trees – strapping steps around the trunk to form a spiral staircase up to out-of-reach branches. More about CanopyStair is a spiral staircase that straps around any tree trunk
An amphitheatre-style staircase forms the heart of this adult learning centre in Denmark, which architecture studio CEBRA said was inspired by the "circles and ovals" of Disney characters like Mickey Mouse (+ slideshow). More about Adult education centre with an "amphi-staircase" draws inspiration from Mickey Mouse
Dutch studio Kaan Architecten has added a medical research centre to a Rotterdam hospital, featuring triangular skylights, spiral staircases and a 35-metre-high bookcase (+ movie). More about Kaan Architecten adds study centre to a hospital part-designed by Jean Prouvé
Designer Paul Cocksedge has completed a spiral staircase featuring a garden, a library and a tea bar (+ slideshow). More about Paul Cocksedge's Living Staircase includes plants, a mini library and tea-brewing facilities
Pixellated faces decorate the brick facades of this civil rights centre in Milan, while a bright yellow staircase spirals up through its concrete interior. More about Baukuh's House of Memory features a decorative facade and a monumental yellow staircase
Portuguese studio LIKEarchitects has created a steel structure for Porto from a series of stairs and balconies, in celebration of the two architectural elements the designers consider crucial to the city's vernacular (+ slideshow). More about Tripod installation by LIKEarchitects is all stairs and balconies
A colossal iron staircase bursts through the medieval stone walls of this fortified tower in rural Italy and into a copper-clad extension, as part of a renovation by local studio Gianluca Gelmini (+ slideshow). More about Gianluca Gelmini inserts an angular iron staircase inside a medieval Italian fortress
A huge staircase interspersed with trees winds up to the entrance of this former Tokyo warehouse that Kengo Kuma and Associates has converted into a lifestyle store and cafe (+ slideshow). More about Kengo Kuma uses a grand staircase to transform a Tokyo warehouse into a shop
A glazed corridor climbs up around the exterior of this Japan office building, intended by architect Masato Sekiya to create the impression that the structure has been "cut in half by glass" (+ slideshow). More about Masato Sekiya wraps a glass corridor around an office block in Japan
A staircase formed of wooden boxes and platforms, and supported by a black metal framework, rises up through this Sicilian residence that was recently renovated by Milanese architect Francesco Librizzi. More about Sculptural staircase connects two mosaic floors in an old fisherman's cottage in Sicily
We've updated our staircases Pinterest board to include the best examples published on Dezeen in the past two years.
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Stirling Prize-winner Haworth Tompkins has revamped a former warehouse to create rehearsal and office spaces for one of London's most important theatre companies (+ slideshow). More about Haworth Tompkins transforms an old brick building for the Donmar Warehouse
An old house perched at the foot of the Swiss Alps has been converted into a gallery to exhibit the work of a local artist. More about Studio Inches renovates Alpine house to create a private gallery
What appears to be a cupboard is actually a staircase leading up to a tiny loft bedroom in this 18th-century barn in Norfolk, England, that Lynch Architects has converted into a holiday home (+ slideshow). More about Converted barn by Lynch Architects includes an interpretation of a Norfolk winder stair
This concrete tower of interconnecting red staircases was designed by Thai firm Supermachine Studio for an elevated game of hide and seek (+ slideshow). More about Supermachine Studio adds labyrinthine staircase to seaside park in Thailand
A metal staircase twists though a triangular well in one corner of this six-sided timber cabin by ALT Architekti, which is raised on stilts over a hillside in Central Bohemia (+ slideshow). More about Stilted woodland cabin by ALT Architekti boasts a spiralling metal staircase
Two curving staircases encircle the exterior of this wedding chapel by Tokyo-based architect Hiroshi Nakamura, meeting at a rooftop platform that overlooks the Hiroshima coastline (+ slideshow). More about Intertwining staircases spiral around the glazed core of Hiroshi Nakamura's Ribbon Chapel
Interior design studio Hidden Fortress created a boxed-in floating staircase at the centre of this homeware store in Berlin, painting the outside black to contrast with the pale wood interior (+ slideshow). More about Box-like staircase forms a centrepiece inside Bazar Noir concept store
A tapered column of cast concrete supports the underside of a dark oak staircase inside one of the residences that occupies this converted London garage by Patalab Architecture (+ slideshow). More about Single concrete leg props a staircase inside converted Primrose Hill garage by Patalab
Dutch artist Maarten Baas will be the first resident of this studio with a spiral staircase, created by interior architects i29 on top of the De Bijenkorf department store in Amsterdam (+ slideshow). More about i29's wooden wall turns historic department store tower into artists' residence