Sou Fujimoto describes the shock of going to college in urban Tokyo, after growing up in rural Hokkaido as the start of his investigation of architecture mimicking the natural. He discusses his work, including the Serpentine Gallery Pavilion, NA House, the unbuilt Souk Mirage project, a transparent public toilet for Ichihara, the N House, the Musashino Art University Museum & Library, and a tower block for Montpellier.