Since 1851 the world meets regularly in the great Universal Exposition. London was the first to show itself to the world when built his famous "Crystal Palace", a huge area covered by steel and glass that houses the stands of many countries.

On the 29th of May, in Buenos Aires, the Swiss architect Peter Zumthor is going be awarded with the Pritzker Architectural Award 2009. Although incredibly not very known among architects, mainly outside the circuit Europe/USA, Zumthor is responsible for a consistent career showing great sensibility for human aspects in architecture.