In this part of the documentary, writer and journalist Juan Villoro offers a reflection on the current state of Mexican society and the need for a new generation of Mexicans to emerge.

What was Colombia like before Pablo Escobar burst onto the scene? Find out in the introduction to this documentary in which key figures from the era reveal details about one of the country's darkest historical chapters.

You can almost smell the coffee as Part 3 of our documentary takes us through the roasting process.