Helen Castor with more listeners questions which help shed new light on the past.
The Klondike Gold Rush: Listener Mike Rouse wants to know more about the Britons who journeyed out west to make their fortune. Helen Castor talks to Professor Marjory Harper from the University of Aberdeen.
Gibbets: A project at the University of Leicester needs Making History listeners to help with a nationwide survey of gibbet sites. Lizz Pearson talks to Professor Sarah Tarlow to find out more.
1409 the year of three Popes: Helen talks to Professor David D'Avray about a moment in the early years of the fifteenth century when there was not one but three Popes.
Aerofilms: Tom Holland at the offices of English Heritage in Swindon discovers more about a unique archive of aerial photographs which stretch back to 1919 and are now available on-line.
Producer: Nick Patrick
A Pier Production for BBC Radio 4.