Watch American Dream

Al Gore's slideshow on climate change; the cherry picker up the CO2 graph.

A Kentucky coal strike in 1973, filmed from the picket line; Barbara Kopple's Oscar.

The first of Frank Capra’s Why We Fight films, made to explain to conscripts what they were being sent into.

The First Lady and delegate, from Hyde Park to the Universal Declaration of Human Rights.

Disney on the American plains, and the bison birth that got the film briefly banned in New York.

Two South Africans hunt for Rodriguez, a Detroit singer they think is dead.

A cyclist tries doping and stumbles into the Russian state programme; his source flees to LA.

A diver visits the same octopus every day for a year in a South African kelp forest.