The infamous "Walled City of Kowloon" was once the most populous spot on the planet. With 1.2 million people per square kilometre, it was a gigantic squatter's village. Paul Kennedy speaks with photographer Greg Girard, and urban designer Suenn Ho.
In 1917, Russia's tsarist dynasty was overthrown and a Communist government took power. A century later, Russia is very much the state of Vladimir Putin, who rules as a strange hybrid of tsarism, Stalinism and post-Cold War turbocharged capitalism.