The press preview of this year's Serpentine Gallery Pavilion by Herzog & de Meuron and Ai Weiwei is today. See some photos of this morning's preparations on our Facebook page.
See the designs for the pavilion in our earlier story »
See all our stories about the annual Serpentine Gallery Pavilions »
See all our stories about Herzog & de Meuron »
See all our stories about Ai Weiwei »