Slideshow: New York architect Steven Holl has concealed a underground gallery beneath a pool of water in Seoul, the city in South Korea that we've been focusing on following a string of proposals for skyscrapers. More »

Dezeen archive: this week we've featured both floating islands made of crumpled copper (bottom right) and a copper-clad house extension (bottom left) so we thought we'd round up all our stories about projects that were made using the metal. See all the stories »

See all our archive stories »

Singapore and Barcelona designers Outofstock presented floating islands made of crumpled copper and moss during the International Furniture Fair Singapore this month. More »

Slideshow: the faceted copper envelope of this house extension near Sydney was designed by architects Innovarchi to resemble a roof. More »

A shiny copper chapel hovers above the entrance to this Catholic school in Gloucestershire, England, by London studio Nicholas Hare Architects. More »

The triangular roof above the cafe-bar at Warwick University’s renovated student union features a tessellated underside of polished copper. More »

Jars of colourful preserves are treated like precious antiques at this Paris jam shop by French architects Noël Dominguez and Agathe Delecourt. More »

In this interview taken from our series of Dezeen Talks filmed at the Inside awards in Barcelona, Dezeen editor-in-chief Marcus Fairs talks to Nick Barratt-Boyes of Studio Pacific and Ralph Roberts of Warren & Mahoney about their design for a new terminal at Wellington International Airport, where copper-clad structures connect three exisiting buildings. More »

Faceted rock-like walls line a towering atrium inside a museum of natural history that opened this week in Salt Lake City. More »

Inside 2011: The Rock, the newest terminal at Wellington International Airport by Warren & Mahoney and Studio Pacific has just been announced as the winner of the transport category at the inaugural Inside awards in Barcelona. More »

London Design Festival 2011: architect David Chipperfield has installed two metallic glass pavilions outside the Royal Festival Hall in London as part of the London Design Festival More »

Copper louvres shade the glazed upper storeys of a police station in France that emerges from behind a cobbled stone wall. More »

This lamp by German designers Tobias Sieber and Samuel Treindl is cast from 10kg of copper, so its value will increase with metal prices. More »

New Designers 2011: as the value of copper increases, product design graduate Oscar Medley-Whitfield has minted a range of copper-bullion bowls so investors can display their assets at home. More »