BBC Four Tuesday

Michael Portillo gets a taste of the early life of President Lincoln, learns about Samuel Langhorne Clemens, aka Mark Twain, and joins Elvis fans at Graceland

Betting fever sweeps Slade Prison, but it is not long before the stakes rise too high for some of the inmates. Comedy, starring Ronnie Barker

Hacker is left with egg on his face when Sir Humphrey makes it known the Government plans to cut arts funding

Documentary celebrating the Forth Road Bridge, one of Scotland's great landmarks and the biggest of its kind when it opened in 1964

Examining how Obama handled the threat of chemical weapons being used by the Syrian regime, as well as how he attempted to avoid being dragged into another war in the Middle East

Mary Beard meets former US Secretary of State, First Lady, senator and presidential candidate Hillary Rodham Clinton

The final episode examines the life of a more cautious Warhol, a man obsessed with money and security

Michael Portillo gets a taste of the early life of President Lincoln, learns about Samuel Langhorne Clemens, aka Mark Twain, and joins Elvis fans at Graceland

Examining how Obama handled the threat of chemical weapons being used by the Syrian regime, as well as how he attempted to avoid being dragged into another war in the Middle East

Documentary celebrating the Forth Road Bridge, one of Scotland's great landmarks and the biggest of its kind when it opened in 1964