Free Thinking - Vikings

Matthew Sweet visits the British Museum's Vikings exhibition with the curator Gareth Williams and Radio 3 New Generation Thinker Dr Eleanor Rosamund Barraclough from Durham University. Lincoln Paine discusses his history of navigation and seafaring 'Sea and Civilization'. Plus Captain M.K.Barritt, author of An Artist in the Channel Fleet, looks at the Napoleonic War artist John Thomas Serres.