Play now 28 mins
Extraordinary personal stories from around the world: today, as a child soldier in Cambodia Aki Ra planted thousands of landmines - now he devotes his life to digging them up.
We also talk to Salman Khan, an American former hedge fund manager who's set up an online academy which now has millions of students around the world.
95-year-old Keith Wright has been called "the world's oldest backpacker" - he tells Matthew why he thinks he's still going strong.
And we hear from Tama Kirikiri, a Maori rugby player living in London, on the food that reminds him of home
(Image: Aki Ra)
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