Magazin

The Guardian's Jonathan Jones takes viewers on a video tour of the ArcelorMittal Orbit tower in East London's Olympic Village. The red-steel maelstrom is the product of artist Anish Kapoor and engineer Cecil Balmond. John Hill

The Serpentine Gallery has unveiled the design of its 2012 Pavilion, designed by Herzog & de Meuron and Ai Weiwei. John Hill

The Orange County (New York) Legislature defeated a bond that would have funded the demolition of the Orange County Government Center, designed by Paul Rudolph and completed in 1970. John Hill

On May 16, the Brooklyn Botanic Garden opened its new Visitor Center, designed by Weiss/Manfredi. John Hill

Schollglas provided glass for the aptly named "Crystal", the headquarters for Nykredit Bank in Copenhagen, Denmark designed by Schmidt Hammer Lassen Architects. The double-walled façade of insulated and patterned-laminated glass gives the building its distinctive, layered... John Hill

Artist Tomás Saraceno completed the installation of his "Cloud City" on the roof of the Metropolitan Museum of Art in New York City. John Hill

A studio visit to Cannon Design's St. Louis, Missouri, office, housed in an old power station. Principal George Nikolajevich gave World-Architects a tour. John Hill

Developer L&L Holding Co. is holding an invited design competition for a skyscaper to replace a 1950s tiered glass box at 425 Park Avenue in New York City. John Hill

OMA has unveiled its design for the new Garage Center for Contemporary Culture in Moscow's Gorky Park. The project is a renovation of the 1960s-era Vremena Goda (Seasons of the Year) restaurant. John Hill

An exhibition and conference focusing on artists Gerda Steiner & Jörg Lenzlinger will take place the second week of May in Switzerland. John Hill

In memory of Swiss artist David Weiss, who died on April 27, 2012: Der Lauf der Dinge (The Way Things Go), an artwork done with longtime collaborator Peter Fischli. John Hill

For the second year, Portuguese architects Bruno André and Francisco Salgado Ré (together known as AND-RÉ) have won the Iberian Urban Equipment Prize. Last year AND-RÉ won for the lighting design “Verso,” and this year's award in the “urban... John Hill

The Zaha Hadid-designed MAXXI Museum in Rome may close in response to a large hole in the institution's accounts. The museum, which opened only two years ago, won the RIBA Stirling Prize. John Hill

Visitors to the Rice University Art Gallery in Houston, Texas are confronted with a topographical form suspended from the ceiling, an installation by Yasuaki Onishi. John Hill

An interview with Austrian Cultural Forum Director Andreas Stadler on the 10th anniversary of the ACFNY building designed by Raimund Abraham. John Hill

Twin brothers Ryan and Trevor Oakes devote their artwork to exploring visual perception and its representation. For an exhibition at EMPAC Rensselaer in Troy, New York, the brothers created an immersive drawing of the Grimshaw-designed concert hall. John Hill

The American Institute of Architects (AIA) and its Committee on the Environment (COTE) have announced their selection of the best in sustainable design. John Hill

The Palais de Tokyo in Paris reopened on April 12, 2012 after a major renovation that makes it the largest contemporary arts center in Europe. John Hill

As part of Topotek1's competition-winning project of a small corner lot in Berlin-Köpenick, MDT-tex designed a large rectractable umbrella in red, matching the surface below. John Hill

A bridge billed as the world's highest and longest tunnel-to-tunnel span opened in China's Hunan province recently. John Hill