Anne Sebba - biographer, lecturer, journalist and former Reuters foreign correspondent - explains what life was like for women living in Paris during the Nazi occupation between 1940 and 1944.
Dan talks to Molly Oldfield about the incredible objects that can be found in museums.
Simon Verdegem is a battlefield archaeologist specialising in the First World War. He is head archaeologist for the crowdfunded archaeology project Hill 80.
Dan talks to Jesse Ransley from the Maritime Archaeological Trust about some of the many fascinating First World War shipwrecks to be found in the waters around Britain.