S4.E1 ∙ Life in the Fast Lane

A train travels 4,000 miles across North America with a revolving community of artists and musicians who collaborate on recordings, artworks, films, and 10 "happenings" across the country.

Change is racing down the streets of Havana, where Cuba's top underground drag racers struggle to prepare their classic hot rods for the first official car race since the Revolution.

A young filmmaker makes a documentary about the life of woman living in the streets of Mexico City.

In November 1943, 200 resisters from the Paris region were arrested by the Gestapo. 23 of them were shot on February 21, 1944. They are members of the "Manouchian" group, resisting communists foreigners, Jews for the most part.

A film about a Moroccan woman Hind who doesn't officially exist, because she was raped as a teenager, but who now is one particle of the greater political change sweeping across the Arab region.

This fascinating two-part programme explores cutting edge research surrounding the brain and its ability to function. In part one, two renowned neurologists are working to understand the brain's "plasticity" and introduce us to a woman who functions well with literally half a brain and a blind professor who learns to "see" with his tongue. Part two explores the brain's elusive capacity to create and store memory, as seen through one man who remarkably remembers every single detail of his life, and an athlete whose memory was wiped clean following a tragic accident.