Ah, Kenya. A beautiful country, full of lovely people. And matatus. Lots of them.

My first encounter with these sardine cans on wheels was in the Latema Road area of Nairobi - which looks suspiciously like a giant pothole. The next three months were to become a love-hate relationship between myself (a lifelong despiser of the London Underground) and these fascinating contraptions that could probably squeeze in more human flesh per square inch than your average shrink-wrap machine. Not only that, but an improbable source of valuable lessons.Read more about Sophie Dixon-Box's adventures while riding the bus