COMPLETE REBUILDING OF A MEGA-CITY
Tokyo is the largest metropolitan area on the planet. In spite of this, its 40 million residents are safer than they would be in any other urban sprawl in the world. The real danger in Tokyo is posed not by crime but by nature, something city planners are only too aware of. They regularly reconstruct parts of Tokyo to protect the city from earthquakes. Only one in five homes predates 1981.