Dzershinsk, nearly 400 km east of Moscow, was a secret facility producing chemical weapons during the time of the Soviet Union. Today it is officially the most polluted spot on earth.

Russia: Poison City

The BBC documentary presents the life of North Koreans, the regime that prevails there and the methods of combating the so-called enemies of the people.

This World: Access to Evil

On September 1, 2004, a group of heavily armed rebel extremists stormed into School No. 1 in Beslan, Russia. For three days, more than a thousand children and adults were held hostage in a sweltering gymnasium, denied food and water, and forced to keep their hands over their heads. The harrowing siege ended on September 3 with a series of explosions and a hail of gunfire that killed some 350 people - half of them children. In this film, the youngest survivors of Beslan tell their story.