TV Guide BBC Four Tuesday

Archaeologist Ben Robinson reveals how some of the nation's best-loved villages played a vital part in significant moments of history. He begins in Bamburgh in Northumberland, explaining how the health and fortunes of the village were shaped by those in charge of its famous castle, from early English kings to 18th-century philanthropists, who pioneered a welfare system nearly 200 years before one existed nationally. Ben visits fellow archaeologist Jessica Turner, whose findings show the seventh-century residents of Bamburgh were robust and healthy - contrary to the usual malnourishment of the British medieval population

The presenter embarks on a two-day walk along the Worcester and Birmingham Canal, which cuts a 30-mile path to the River Severn, discovering how it helped to generate wealth in the Industrial Revolution. Along the way, she follows a two-mile flight of 30 locks that lower the canal 220ft

Hyacinth feels harassed by a combination of working at a charity shop, trying to impress Councillor Nugent and worrying about Rose's love life. To cap it all, Daisy informs her that a strange woman in Daddy's bedroom claims to be his fiancee. Starring Patricia Routledge

The story of the Battle of Hastings in 1066, which saw King Harold beaten after leading an army worn out from fighting his brother Tostig and a horde of Vikings, to confront William the Conqueror. The Saxon defeat led to 300 years of Norman hegemony and a country plagued by massacre and famine, although the new rulers managed to introduce and keep an inventory of all land and possessions, better known as the Domesday Book

A look at the emergence of a discreet new industry in contemporary China, preserving marriages threatened by infidelity. The film follows the emotional fault lines of a real love triangle as it unfolds, capturing a woman hiring a professional 'mistress dispeller' to infiltrate her husband's affair and dismantle it from within

Part two of two. Rory Stewart reveals how a thousand years after the Romans left, Britain split once again near the line of Hadrian's Wall into the kingdoms of England and Scotland. The historian examines how the borderlands became a zone of anarchy and violence