1/2 Invasion and atrocity in 1914 transformed Britain's entry into the war into a moral cause.
Monty Don asks who is responsible for the life in our oceans.
David Goldblatt discovers how one snowless Yorkshire city turned out Olympic skiers.
5/5 Bettany Hughes explores changing ideas of peace, in her archaeology of philosophy.
4/5 Bettany attends a women's football game and visits a synagogue to hear the Song of Deborah
3/5 Bettany gazes into outer space and invites poet Ben Okri round to her house for supper.
After last year's horsemeat scandal, have enough lessons been learned?
2/5 Bettany listens to a rat laughing and giggles at schoolboy jokes from Ancient Mesopotamia.
Monty Don discusses discovering new medicine in the natural world.
Could an independent Scotland align itself with the Nordic Pact? Allan Little investigates