BBC Four Tuesday

Michael Portillo's Scottish travels bring him to Glasgow's Hampden Park Stadium, Kelvingrove Art Gallery and the modernist new town of Cumbernauld

The broadcaster walks through the Cotswolds and describes the joy and solace that nature brings as she takes in the inspiring views of Gloucestershire

Realising Richard is bored with retirement, Hyacinth decides to provide him with a hobby - a move that backfires on her

The Meldrews set off for a seaside break - but the discovery of a dead gull in their boarding-house bathroom sets the scene for what turns out to be a nightmarish weekend

Helen Castor explores the role of queens in medieval and Tudor England, beginning with Matilda, the daughter of Henry I, and Eleanor of Aquitaine

Sam Willis charts the stories of Britain's castles and their roles in the country's history, art and literature, beginning by looking at the building's first appearance

Examining the results of the White House's decision not to act in response to the 1994 genocide in Rwanda , which still haunts the Washington decision-makers to this day

Examining how Muslim separatists in the Kosovo region rekindled old conflicts and Russian President Boris Yeltsin opposed Western intervention against their old allies

Helen Castor explores the role of queens in medieval and Tudor England, beginning with Matilda, the daughter of Henry I, and Eleanor of Aquitaine

The broadcaster walks through the Cotswolds and describes the joy and solace that nature brings as she takes in the inspiring views of Gloucestershire

Michael Portillo's Scottish travels bring him to Glasgow's Hampden Park Stadium, Kelvingrove Art Gallery and the modernist new town of Cumbernauld