The exquisite Rosslyn Chapel is a masterpiece in stone. It used to be one of Scotland's best kept secrets, but it became world-famous when it was featured in Dan Brown's the Da Vinci Code.

A look at the role and responsibilities of local authorities in the UK, the workings of Westminster, different electoral systems and democracies around the world.

The impact of the Berlin Wall and life under Communism, European Union migration and wider immigration to the UK.

In 1903, on the island of Hiva Oa in the Marquesas, a syphilitic and alcoholic Frenchman called Paul Gauguin died of a heart attack. At that point nobody realised the incredible impact Gauguin\'s work was to have on modern art.

In June 2009, disgraced financier Bernard L Madoff was sentenced to 150 years in prison after pleading guilty to defrauding thousands of investors out of billions of dollars in a giant…

Documentary about the pioneering computer animation studio Pixar, featuring contributions from the studio's bosses and a host of actors who have lent their voices to their creations, including Tom Hanks.

A career-spanning documentary on the Rolling Stones, with concert footage from their "A Bigger Bang" tour. Directed by Martin Scorsese

From the giant King Cobra to the tiny sawscaled viper, India is home to many of the world\'s deadliest snakes. Now a new report has revealed that India is in the middle of a snakebite epidemic of epic proportions, with a loss of human life far in excess of any official figures.

Wildlife documentary following the search for grizzly bears in the beautiful Cascade Mountains of Canada. Wildlife filmmaker Jeff Turner has spent a lifetime tracking grizzly bears around the world, and now he has come home to spend a year in the mountains of his youth to discover if the grizzly is still surviving in this beautiful area of British Columbia.

Dr Alice Roberts asks one of the great questions about our species: are we still evolving? Alice follows a trail of clues from ancient human bones, to studies of remarkable people living in the most inhospitable parts of the planet, to the frontiers of genetic research to discover if we are still evolving - and where we might be heading.

Mark Henderson was taken hostage in Colombia in 2003. Now he's returning to Colombia to meet one of his kidnappers and understand the truth behind his imprisonment.

Britain is a less equal society than at any time since World War One. In Who Gets the Best Jobs, Richard Bilton investigates access to the professions - and finds that the best jobs are being snapped up by an increasingly small gene pool

Bafta Award-winning film-maker Jezza Neumann's shocking portrait of Palestinian children living in the aftermath of war.

Travelling across three continents, Justin Rowlatt investigates the spread of Chinese influence around the planet and asks what the world will be like if China overtakes America as the world's economic superpower.

Justin Rowlatt crosses Brazil and the United States on an epic journey as he continues to investigate the spread of Chinese influence around the planet.

Against a backdrop of war and poverty, this documentary traces the extraordinary journey of a team of young Afghan cricketers as they chase a seemingly impossible dream, shedding light on a nation beyond burqas, bombs, drugs and devastation.

For the last 14 days, the world has watched as hundreds of thousands of Egyptians have thronged the streets to protest - and then battle it out - in a popular uprising against the 30-year-old regime of President Mubarak.

Dispatches goes undercover to investigate allegations that teachers regularly assault young children in some of the 2,000 Muslim schools in Britain run by Islamic organisations.

Broken Tail was the most flamboyant tiger cub Colin Stafford-Johnson had seen during many years spent filming India\'s wild tigers.

A real-life drama about a family of chimps trapped in a lost world. They live in a deep and ancient forested gorge that runs though the African savannah and for fifteen years it has been cut off from the rest of the jungle.

Dr Kevin Fong finds out how close scientists are to being able to mend your heart if it stops working. He meets some of the people who have undergone pioneering heart operations and the scientists who are pushing the limits of cardiac treatment.

Comedian Ben Miller returns to his roots as a physicist to try to answer a deceptively simple question: what is one degree of temperature?

In the wake of the resignation of the Downing Street\'s head of communications Andy Coulson, Dispatches charts the unfolding events in the phone hacking scandal.

The student-taunting Specials perform at the Colchester Institute in 1979, playing hits such as Rat Race, Too Much Too Young and Gangsters

The rocksteady era of Jamaican music in the mid-to-late 1960s is considered a golden age because rocksteady's sweet, soulful vocals, romantic but often socially conscious lyrics and prominent basslines gave birth to reggae, which went on to capture the world.

Featuring a substantial house band led by musical director Dennis Bovell, founder of British reggae band Matumbi and producer of both Linton Kwesi Johnson and The Slits, the concert is a celebration of reggae in Britain from the dawn of the Seventies through the mid-Eighties.

The acclaimed BBC Four Britannia series moves into the world of British reggae.

Bafta-winning director Morgan Matthews's landmark film exploring the impact of teenage killings on families and communities across Britain, an emotional journey that chronicles every teenager who died as a result of violence in 2009 in the UK.

The catalyst to Britain's Industrial Revolution was the slave labour of orphans and destitute children. In this shocking and moving account of their exploitation and eventual emancipation, Professor Jane Humphries uses the actual words of these child workers.

Documentary-maker David Malone delves into the secrets of ocean waves. In an elegant and original film he finds that waves are not made of water, that some waves travel sideways and that the sound of the ocean comes not from water but from bubbles.