Architecture office Arquitectura-G has slotted a new house within the aged stone walls of a ruin in the medieval village of Palau-Sator, Spain. More about Arquitectura-G builds modern house behind crumbling old stone walls
The ruins of Casa Sperimentale, an experimental concrete treehouse built by Giuseppe Perugini and Uga de Plaisant, have been digitally recorded for a new exhibition. More about Photos and scans reveal abandoned ruins of Casa Sperimentale
AIX Arkitekter has completed an exhibition hall and shelter, to protect the site of a ninth-century church in the village of Varnhem, southwest Sweden. More about Triangular timber roof shelters the ruins of Sweden's oldest church
David Connor Design and Kate Darby Architects have transformed a tumbledown cottage in England's West Midlands into a home and studio, enveloping the ruined old structure in a shell of black corrugated metal. More about Kate Darby and David Connor preserve rotting structure in conversion of 18th-century cottage
Building around a metal frame placed into ruins of a former engine room in the state of Yucatan, a team of Mexican architects have created a contemporary dining lounge. More about Metal beams frame restaurant inserted inside old Mexican textile factory
These images by Portuguese photographer Nelson Garrido reveal buildings left deserted in the aftermath of the last financial crisis. More about Nelson Garrido showcases buildings left empty after financial crisis hit Portugal
The abandoned and overgrown landscape of Nara Dreamland, a theme park closed for over a decade, is revealed in this set of images by French photographer Romain Veillon. More about Deserted Japanese theme park photographed just before demolition
British artist Alex Hartley has installed this crumbling modernist ruin in the gardens of London's Victoria Miro Gallery. More about Modernist ruin in London canal provides a glimpse at an uncertain future
This shelter for the remains of a Roman villa in Gloucestershire, England, is wrapped in slats of untreated larch so that it will blend peacefully into the landscape over time (+ slideshow). More about Feilden Clegg Bradley Studios designs larch-clad shelter for Roman ruins
French artist Didier Faustino is staging a month-long performance around Havana's Modernist School of Ballet, strapping a camera rig to a local resident who is exploring the ruins during the city's art biennial (+ slideshow). More about Didier Faustino captures Cuba's ruined School of Ballet using cage-mounted device
Photo essay: 70 years after the second world war ended, there are still over 6,000 defensive structures along Britain's coastline. Photographer Richard Brine has been documenting them (+ slideshow). More about Richard Brine photographs the concrete "pillboxes" left over from the war
Photo essay: British photographer Marc Wilson has spent four years documenting the physical traces of the second world war on the coastlines of the British Isles and northern Europe (+ slideshow). More about The Last Stand: Marc Wilson photographs remnants of war along Europe's coastlines
Portuguese studio SAMI Arquitectos has slotted a modern concrete house behind the crumbling stone walls of a ruined building, located on an island in the middle of the North Atlantic Ocean. More about Ageing stone walls frame concrete structure of E/C House by SAMI Arquitectos
News: after a quarter of a century of decay, a full design team has been appointed to convert the Brutalist ruins of Gillespie, Kidd & Coia's St Peter's Seminary in Cardross, Scotland, into a major venue for art and culture. More about Brutalist seminary to be resurrected in 2015 after 25 years of neglect
Photo essay: photographer Rebecca Litchfield has toured former Soviet countries to document the once-monumental structures around the Eastern Bloc that have fallen into decay. More about Abandoned Soviet architecture photographed by Rebecca Litchfield
London studio Levitate have reinstated access to a sixteenth-century English castle by repairing stonework and slotting a continuous oak walkway into the ruined shell. More about Oak walkway by Levitate inserted into ruined castle
This rusty metal tower was designed by Austrian studio Marte.Marte Architects to help tourists locate excavated Roman ruins on the outskirts of a town in western Austria (+ slideshow). More about Rusty steel tower over Roman ruins by Marte.Marte Architects
A hotel under construction on a South Pacific island is depicted as a collection of architectural ruins in this series of images by Australian photographer Peter Bennetts (+ slideshow). More about La Plage du Pacifique Hotel by Kristin Green photographed by Peter Bennetts
News: a contemporary house inserted into the twelfth-century ruins of Astley Castle in Warwickshire by Witherford Watson Mann has won the RIBA Stirling Prize 2013 for the greatest contribution to British architecture in the last year. More about Astley Castle renovation wins RIBA Stirling Prize 2013
Budapest architects MARP have replaced the missing corner of a ruined Renaissance palace with a Corten steel lookout point. More about Reconstruction of the Szatmáry Palace by MARP