It seems that the formation of the buildings and the hardscape were created in MAX. The plants, kite and the person were photoshoped in. The isometric diagram was made in first in autocad and then touched up in illustrator.
Image 7 of 16 from gallery of Sou Fujimoto-Led Team Selected to Design Ecole Polytechnique Learning Centre in Paris. Courtesy of Sou Fujimoto Architects, Manal Rachdi OXO Architects and Nicolas Laisné Associates
Galería de Tercer lugar en Concurso Cerros Isla: Corredor Verde San Bernardo - 5