BBC Four Tuesday

In Wakefield, West Yorkshire, Michael Portillo visits the National Coal Mining Museum for England at Caphouse Colliery, and in Leeds, he heads for the Chapeltown area

Julia Bradbury explores the heart of the Lake District. Starting in the Cumbrian village of Grasmere, she climbs Helm Crag, a fell defined by the collection of rocks at its summit

Jim gets wind of a major financial scandal in the City that is bound to have damaging repercussions for the government, so he decides it is time to take swift and firm action

Jim wants to reform the system of local government, but Sir Humphrey fears this would lead to the civil service losing its power and turns to an unlikely ally for help

Diarmaid MacCulloch argues that the 16th-century statesman was not corrupt and manipulative, but an idealist whose radicalism laid the foundations for the modern British state

Andrew Motion discovers a previously unknown work by the poet, and visits Hull to meet Betty Mackereth, one of Larkin's former lovers

Part one of two. Ken Burns recounts the collision between two opposing views of the natural world, which saw the buffalo led to the brink of extinction

In Wakefield, West Yorkshire, Michael Portillo visits the National Coal Mining Museum for England at Caphouse Colliery, and in Leeds, he heads for the Chapeltown area

Julia Bradbury explores the heart of the Lake District. Starting in the Cumbrian village of Grasmere, she climbs Helm Crag, a fell defined by the collection of rocks at its summit

Diarmaid MacCulloch argues that the 16th-century statesman was not corrupt and manipulative, but an idealist whose radicalism laid the foundations for the modern British state

The creatures inhabiting the Yunnan Province, where mountain ranges channel rivers southward to the tropics, and the landscape provides a home to red pandas, gibbons and elephants