Serpentine Gallery Pavilion 2005

Five years ago the Serpentine Gallery in London's Hyde Park invited the world's leading architects to design a pavilion, even a folly, that represented the ethos of their work, and to construct it in the gallery's garden. To date Toyo Ito, Daniel Libeskind, Zaha Hadid and Oscar Niemeyer have taken them up on the offer. This year the celebrated Portuguese architect 8lvaro 190456349X