Railway sleepers form the walls of this extension to a library in Azkoitia, Spain, which is located at the town's former railway station. More about Estudio Beldarrain uses reclaimed railway sleepers to extend Spanish library
This miniature wooden library for a Toronto suburb is designed to provide a public reading nook and book exchange, and folds into a box at night for security (+ slideshow). More about Atelier Kastelic Buffey creates miniature book exchange that folds up into a glowing black box
The oxidised-steel walls and prefabricated construction of this community library and sports centre near Newcastle, England, are influenced by the region's ship-building heritage (+ slideshow). More about FaulknerBrowns Architects adds weathering steel facade to new Hebburn Central community centre
The New York Public Library has selected Mecanoo – the Dutch architecture firm behind Europe's biggest library – to lead the renovation of its iconic main building on Fifth Avenue and a smaller branch nearby. More about Mecanoo replaces Foster + Partners on New York Public Library renovation
A double-height space filled with rare vinyl records and magazines is the centrepiece of this music library and venue in Seoul, which was commissioned by credit card company Hyundai Card as a free space for its members (+ slideshow). More about Hyundai Card Music Library by Choi Moongyu is a lending library for vinyl records
Mexican firm Anagrama has installed a dome of interlocking wood panels at a library in Monterrey, creating bookshelves that arch over a stepped reading area (+ slideshow). More about Wooden gridshell by Anagrama forms shelves inside a Mexico library
A sawtooth roof with integrated skylights and solar panels gives this library and cultural centre in Denmark an industrial aesthetic that references its location at an old furniture factory (+ slideshow). More about Primus Arkitekter transforms Fritz Hansen factory into a library and cultural centre
Dutch architecture firm Mecanoo has revised its competition-winning design for the renovation of Mies van der Rohe's Martin Luther King Jr Memorial Library in Washington DC. More about Mecanoo scales back additions to Mies van der Rohe's Washington DC library
The front and rear facades of this library in Zoersel, Belgium, have been divided up into house-sized volumes to help the large building fit into its residential context (+ slideshow). More about Omgeving's black brick library in Zoersel is subdivided into smaller blocks
Danish firm Schmidt Hammer Lassen Architects has completed a 30,000-square-metre library in Aarhus, Denmark, with a faceted metal-clad volume on top and a new train station underneath (+ slideshow). More about Schmidt Hammer Lassen completes Scandinavia's largest library
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
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
This library extension in the centre of Bruges is covered in sheets of pre-rusted Corten steel, deliberately contrasting the white plasterwork of the original building (+ slideshow). More about Studio Farris adds rusty steel extension to a library in Bruges
Chicago is expected to be named as the location for the Obama presidential library next week, with David Adjaye tipped to be the project's architect. More about Adjaye in the frame for Obama library ahead of official announcement
Schmidt Hammer Lassen Architects has unveiled its design for a new library in Christchurch, New Zealand, to replace the building left wrecked after the 2010 and 2011 earthquakes (+ slideshow). More about Schmidt Hammer Lassen designs new library for earthquake-damaged Christchurch
The chunky quartzite walls of this library on the outskirts of Paris are faceted to accommodate the span of a century-old walnut tree at the centre of the site (+ slideshow). More about Paris library by Agence Pascale Guédot angles around an old walnut tree
Strips of golden aluminium cover this performing arts school and library designed by Ateliers O-S Architectes to stretch across a hillside in a Parisian suburb (+ slideshow). More about Ateliers O-S adds golden metal walls to cultural centre beside a French cemetery
News: parts of Zaha Hadid Architects' Library and Learning Centre in Vienna have been cordoned off after a piece of concrete cladding fell off. More about Cladding panel falls off Zaha Hadid's Vienna library
News: British architecture studio Caruso St John has won a competition to restore and expand one of Sweden's most significant 20th century buildings – the Stockholm City Library by Swedish architect Erik Gunnar Asplund. More about Caruso St John to "restructure" Asplund's Stockholm City Library
News: three international design teams, including architects Snøhetta and Allied Works, have developed designs for Hawaii's bid to host Barack Obama's presidential library. More about Hawaii unveils designs for Obama Presidential Centre bid