A rich seam of frustration - over poverty, bad leadership and corruption -- is being mined by the Nigerian militants Boko Haram, according to Andrew Harding.The fall of Colonel Gaddafi, says David Willey in Rome, has given Italy an opportunity to breathe new life into its long relationship with Libya. Chris Bockman meets some of those who worked for the French in what was then Indochina who are now living quietly by the River Lot in south west France. Hamilton Wende took a luxury train through six southern African countries - the passengers soon noted life outside their gilded carriages was a lot less comfortable. And UNESCO reckons the Viennese cafe's worth adding to its list of intangible items of cultural heritage. Bethany Bell explains why there's a lot more than just apple strudel behind the counter.