Architect Ma Yansong shares his series of rooftop-accessible buildings across global cities, exploring how architecture blurs boundaries between old and new, nature and urban space. He advocates open, accessible public spaces that free human nature and deliver a primitive yet futuristic spatial experience. Ma Yansong is among the first Chinese architects to win major international commissions for cultural landmarks overseas, and one of the most globally influential Chinese architects of his generation. In 2 ...