A huge sphere appears to have imprinted the concrete facades of these neighbouring buildings near Seoul, both designed by South Korean architect Moon Hoon (+ slideshow). More about Concave facades on twin buildings by Moon Hoon create moon-shaped indents
This white concrete extension has been added to the roof of an old apartment block in the Austrian city of Innsbruck, providing extra rooms and a roof terrace with panoramic views (+ slideshow). More about Daniel Fügenschuh adds white concrete loft to a 20th-century apartment block in Austria
The sheltered entrance to this craggy school canteen building in France is fronted with a "forest" of slender white columns (+ slideshow). More about Le Roc Canteen by D'Houndt+Bajart is designed as a cross between a treehouse and a cave
Architect Matt Gibson drew inspiration from mid-century Modernist architecture in Brazil for the design of this concrete and stone house in a Melbourne suburb (+ slideshow). More about Matt Gibson references Brazilian Modernism for concrete and stone house in Melbourne
The concrete facade of this housing block in Lausanne, Switzerland, features four different surface finishes to create a patchwork effect that hints at the building's complicated internal layout (+ slideshow). More about 2b Architectes creates patchwork facade for concrete apartment block in Lausanne
The two elongated wings that make up this extension to an Australian farmhouse are set into the side of a hill, connected by a stairwell that offer views straight through its middle (+ slideshow). More about Honeyman + Smith Architects adds a hillside-hugging extension to an Australian farmhouse
This cultural centre in the Spanish town of Alcobendas comprises an elevated concrete structure supported by rows of pillars and a pair of grand public courtyards (+ slideshow). More about Rafael de La-Hoz elevates a cultural centre around two plazas in Alcobendas
This concrete footbridge spans a road in Lausanne, Switzerland, to connect a metro station with the scenic Sauvabelin Forest (+ slideshow). More about Faceted concrete bridge by 2b Architectes links a metro station with a forest
This collection of furniture was influenced by the steel reinforcing bars that are embedded in concrete to improve its tensile strength. More about Bram Vanderbeke creates furniture based on steel reinforcing bars
Strips of black-stained timber give a charred appearance to this extension to a north-west London flat, designed by Fraher Architects to create a bigger kitchen for a client who loves to cook (+ slideshow). More about Blackened timber extension by Fraher Architects provides a new kitchen for a keen cook
A long, horizontal block is hoisted above the ground on a collection of concrete pods, providing views of paddy fields and mountains for the home, gallery and studio of an embroidery artist in Japan's Shiga Prefecture (+ slideshow). More about Satoru Hirota Architects creates a "floating" home and gallery for an embroidery artist
The lower level of this village doctor's surgery in Spain is sunken down below road level and partially embedded in a slope, allowing it to appear the same size as the surrounding buildings (+ slideshow). More about Paüls Doctor Surgery by Vora is a two-storey structure that hides its base below road level
This concrete pavilion built in the centre of a Polish quarry is a paleontological research centre that protects the remains of a small prehistoric reptile discovered in the 1980s (+ slideshow). More about Paleontology centre inside a quarry exhibits the bones of a prehistoric reptile
A pair of twisted concrete fins frame a fireplace at the centre of this pavilion, designed by German architecture office NE-AR as an extension to an holiday home in Argentina (+ slideshow). More about Lakeside concrete pavilion by NE-AR houses a fireplace inside a twisted column
Smooth grey render covers the bumpy concrete walls of Villa Mörtnäs, a family home built into a granite rock face in a Stockholm neighbourhood (+ slideshow). More about Fourfoursixsix uses aerated concrete for family residence on the Stockholm archipelago
This cast-concrete library sits on a stretch of deserted beach facing the East China Sea and features a tiered reading hall topped by a curving ceiling (+ movie). More about Vector Architects completes a seaside library with board-marked concrete walls
Graux & Baeyens Architecten has divided an old Flemish-style house in Belgium into a psychotherapy centre and apartment, installing a concrete canopy to give each space its own outdoor area (+ slideshow). More about Concrete canopy creates two-storey terrace for home and clinic by Graux & Baeyens
Tokyo architecture studio Suppose Design Office has repurposed old scaffold boards to create flooring and furniture for the concrete interior of its own atelier space (+ slideshow). More about Suppose Design Office's Tokyo studio mixes concrete, steel and reclaimed wood
A plot left unused for decades because of its awkward triangular shape is now the home of this concrete cafe designed by South Korean office Studio GAON (+ slideshow). More about Studio GAON completes a concrete cafe beside a dual carriageway in South Korea
Swiss architect Valerio Olgiati added concrete fins to the walls of this house in rural Portugal, which splay outwards and inwards like the flaps of an open box to provide shade for a garden within (+ slideshow). More about Splayed concrete walls give Valerio Olgiati's Villa Além the appearance of an open box