Dominique Perrault and the students from the SUBLAB of the EPFL made a study trip to Madrid from April 14th to 21th. They visited the olympic tennis center, Arganzuela Footbridge, the edges of the rio Manzanares, and the students presented their work before the intermediate jury panel at ETSAM (Superior Technical School of Architecture of Madrid). Dominique Perrault also held a conference on "Groundscape".SUBLAB de l'EPFL ETSAM GROUNDSCAPE