Digs in northern Britain reveal a Roman emperor’s lost bathhouse, the sunken treasures of medieval pilgrims and a formidable fortress perched on top of a Scottish mountain.

In central England, an RAF airbase with a Roman past, a forgotten medieval nunnery, a gold pendant from a 7th-century grave and a pub with a very long history of hospitality.

In the west of Britain, there's a rare medieval cemetery, a disappearing Mesolithic landscape, a mysterious Iron Age burial and the ruins of a Gothic masterpiece.

Roberts reveals the most fascinating archaeological finds this year in the East of England: a Roman dodecahedron, the secrets of Boudicca’s hill fort and Waterloo’s disappearing dead.

Digs in the West of Britain reveal a forgotten fortress teetering on the edge of a cliff, evidence of the oldest house in Cardiff and a discovery at a Roman mosaic that shocks the experts.