Panorama investigates the causes of the flooding that has devastated so much of Britain.
Panorama is undercover to expose Britain's multimillion-pound trade in immigration visas.
Reporter Chris Rogers visits a North Korean university which is paid for by the west.
David Dimbleby presents on the eve of the second ballot of the Conservative leadership.
David Dimbleby chairs a discussion with opposition leader Margaret Thatcher.
An early expose of the divisions caused by apartheid in South Africa.
David Wickham interviews a cross section of black people about life in South Africa.