List of World Heritage sites in this episode:
Galapagos Islands (Ecuador)

Is new technology about to transform the way we drive? Join "Car Talk" hosts Tom and Ray Magliozzi as they take a look at plug-in hybrids, all-electric roadsters, bio fuels and more in this light-hearted but shrewd take on America's four-wheeled future.

Riot or Revolution looks at the real causes of Eureka and asks what are its meanings and messages for us today. Most of us are familiar with the solemn oath sworn by 500 armed diggers and their leader, Peter Lalor, as they unfurled the rebel flag at Bakery Hill – "We swear by the Southern Cross to stand truly by each other, and fight to defend our rights and liberties". These defiant words, uttered just days before the battle, still have a chilling resonance 150 years later.

The single biggest and bloodiest battle American soldiers ever fought. It came as a total surprise, on December 16th, 1944, when 30 German divisions roared across the Allied front in Belgium and Luxembourg. The war, after all, was coming to an end. Allied commanders were eating oysters, celebrating promotions, and reflecting on the death of Glenn Miller.

Actress Anna Chancellor, a distant relative of Jane Austen, discovers the woman behind the acclaimed novels through readings and reconstructions. Location shots of her homes in Steventon and Chawton and extracts from adaptations of her work are also featured.

Is David Attenborough set to reveal the Missing Link in human evolution?
The BBC has made an extraordinary new documentary, presented by Sir David Attenborough, which will reveal the discovery of a fossilised skeleton that may be a vital ‘missing link’ in human evolution.

Is a fascinating documentary about the mysterious disappearance of bees from beehives all around the world. The film's aim is a better understanding of 'Colony Collapse Disorder' (CCD), a phenomena in which honey bees abruptly abandon both their queen and brood for reasons as yet not fully known.

The volcanic eruption of Krakatoa in 1883 was one of the most deadly in history. It set off a series of terryifying tsunamis, destroying entire towns and islands and devastating the coastlines of Sumatra and Java.

Eugene Jarecki is not the kind of documentarian to tell us the war in Iraq is a mess. His purpose is to show us how we got there. And he does it the hard way, with nothing up his sleeve but the facts and the human cost of ignoring them.