First broadcast: on BBC Two ScotlandLatest broadcast: on BBC Two Wales HD
Dan Snow, Anita Rani and Ade Adepitan reveal the hidden systems and armies of people running Hong Kong - one of the most densely populated places on earth. Show more
First broadcast: on BBC Two ScotlandLatest broadcast: on BBC Two Northern Ireland HD
Dan Snow, Anita Rani and Ade Adepitan reveal the hidden systems and armies of people that help run Moscow, a city forged by power and politics. Show more
In Mexico City, Dan Snow, Anita Rani and Ade Adepitan uncover the hidden systems and armies of people that help run this sprawling megalopolis of over 22 million people. Show more
Dan Snow, Anita Rani and Ade Adepitan visit Delhi. Anita discovers how this growing city feeds itself. Ade gets a taste of life as a porter in one of India's oldest markets. Show more
