Ocean Spiral is a conceptual city proposed beneath the surface of the ocean

Our latest Dezeen x MINI Living video explores a proposal for an environmentally friendly underwater city, which Japanese engineering firm Shimizu Corporation claims could be a reality by 2030. Called Ocean Spiral, the design envisions a habitable settlement at surface level, which harnesses the resources of the ocean to allow it be entirely self-sufficient. The conceptual metropolis consists of two main elements. The first is a 500-metre-diameter spherical city, within which a tower accommodates homes an