BBC Four Tuesday

Michael Portillo travels through Minneapolis and St Paul, where he explores how the power of the Mississippi helped Minneapolis become a great industrial centre

Criminal Fletch plans his escape while being escorted to jail by two prison warders. Pilot episode of the classic comedy, starring Ronnie Barker

Crafty con Fletcher helps new inmate Godber settle in by giving him a few lessons on coping with prison life. Comedy, starring Ronnie Barker and Richard Beckinsale

Lucy Worsley uncovers royal papers and explores how the attempt on George III's life by a mentally ill subject changed psychiatry forever

A look at Barack Obama's first presidential trip to Cairo, the Arab Spring and the US president's response to the potential massacre

Examining the alliance between UK prime minister Margaret Thatcher and US president Ronald Reagan, looking at how the pair's mutual trust was tested

A look at the artist's response to the Civil Rights movement and the assassination of John F Kennedy, as well as other historical events happening in America during the 1960s

Michael Portillo travels through Minneapolis and St Paul, where he explores how the power of the Mississippi helped Minneapolis become a great industrial centre

A look at Barack Obama's first presidential trip to Cairo, the Arab Spring and the US president's response to the potential massacre

Lucy Worsley uncovers royal papers and explores how the attempt on George III's life by a mentally ill subject changed psychiatry forever