How do you protect a city of 20 million people? Some of the dangers of the megacities are natural--earthquakes, floods, typhoons--while others are manmade. Marr takes an evasive driving course in the kidnap capital of the world and volunteers for the London police's riot unit. In Tokyo, situated on three of the world's most unstable geological fault lines, he learns how locals have planned for disaster.moreless
Please read the following before uploading
Do not upload anything which you do not own or are fully licensed to upload. The images should not contain any sexually explicit content, race hatred material or other offensive symbols or images. Remember: Abuse of the TV.com image system may result in you being banned from uploading images or from the entire site – so, play nice and respect the rules!