Fresh off the acclaimed 3-part documentary series for the BBC - 'The Silk Road', Sam Willis takes us behind the scenes, interviewing the people that make the TV programmes and gives us an insight into the life of a TV historian. Dr Sam Willis is an archaeologist and broadcaster. He is one of the world's leading authorities on maritime and naval history, he also plays the guitar rather well. Follow Sam on Twitter: @DrSamWillisProducer: Dan Morelle