Play now 28 mins
Extraordinary personal stories from around the world.
Today, Matthew Bannister meets the man who brought down one of Colombia's most powerful drug cartels - and now lives in secret in the US; the photographer who captures every volcanic eruption in Iceland and takes huge personal risks to get a great picture; and the Jamaican man living in London tells us why his vegetable patch reminds him of his roots.
Photographer Ragnar Th. Sigurdsson's book is called Magma: Icelandic Volcanoes.
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