Hills at Vallco, Cupertino Shopping Mall

Silicon Valley green roof by Rafael Vinoly

Design: Rafael Viñoly, architect with OLIN Landscape Architects. Proposal to convert an ageing shopping centre in California’s Silicon Valley into a vast development featuring the world’s largest roof garden. The building would be located on a 50-acre (20 hectare) site, with a 30-acre community park and nature preserve.

New National Stadium Tokyo Building, Japan

New National Stadium in Tokyo

Zaha Hadid Architects unable to secure a construction company in its consortium and therefore announce that they are unable to enter this architecture competition: “It is disappointing that the two years of work and investment in the existing design for a new National Stadium for Japan cannot be further developed to meet the new brief through the new design competition.”

Tour Montparnasse Competition – Skyscraper

Tour Montparnasse Paris

An international architecture competition to find a new look for the 59-storey tower block and shopping precinct at its base. the skyscraper building is to undergo a major facelift costing up to €700million – with Paris mayor suggesting the neighbourhood could become the Times Square of the French capital