Been yesterday to the CaixaForum in Madrid.
From the famous+Swiss+genious+architect DUO Herzog & de Meuron.
Herzog & de Meuron = TATE MODERN london / Collection Goetz munich / Walker Art Center minneapolis / Young Museum san francisco / Allianz Arena Munich and MORE - just google it.

CaixaForum Madrid by Herzog & de Meuron Madrid, Spain
photos Anthony Prévost