Filmmaker: Kath Hearn
A common sight in the bustling city of Nairobi, Kenya's capital, are the colourful local taxis "matatus". Each has its own, often graffiti-based design.
Kenyans have painted unique designs on the vehicles since time immemorial and it represents a significant part of the local culture.
We meet some of the matatu designers and discover how "pimping up" taxis can be a profitable business.