How the Vikings changed the world - Not just hairy marauders, the Vikings invented modern sea-faring and set the course for international trade and the modern economy. Though undoubtedly savage warriors, theirs was a sophisticated multi-cultural society which tolerated many faiths.

What are the clans? - For many people, the Scottish clans are synonymous with tartan, bagpipes and shortbread, or with the Jacobite Risings of the eighteenth century. But the real heyday of the clans was centuries before 1745, while clan gatherings are increasingly popular today. So, what are they, where did they come from, and how come they're still around?