Earth is the most colourful place we know of. But the colours we see are far more complex and fascinating than they appear. In this series, Dr Helen Czerski uncovers what colour is, how it works, and how it has written the story of our planet - from the colours that transformed a dull ball of rock into a vivid jewel to the colours that life has used to survive and thrive". But the story doesn't end there - there are also the colours that we can't see, the ones that lie beyond the rainbow. Each one has a fascinating story to tell. Early Earth was a canvas for the vast new palette of the colours of life, with the diversity of human skin tones telling the story of how humanity spread and ultimately conquered the planet. Dr Helen Czerski explores the true masters of colour - which are often the smallest and most elusive - travelling to the mountains of Tennessee to witness the colourful mating display of fireflies, and revealing the marine creatures that can change the colour of their skin in order to hide from the world.

(Click CC for subtitles) Charged with overseeing Israel's war on terror-both Palestinian and Jewish- the head of the Shin Bet, Israel's secret service is present at the crossroad of every decision made. For the first time ever six former heads of the agency agreed to share their insights and reflect publicly on their actions and decisions. The Gatekeepers offers an exclusive account of the sum of their success and failures. It validates the reasons that each man individually and the six as a group came to reconsider their hard-line positions and advocate a conciliatory approach toward their enemies based on a two-state solution.

ln 1942 through an horrific process of trial and error these Nazis created something entirely new in History - killing factories capable of murdering millions. With the increase in killing at Auschwitz and nearby Treblinka, people are showing tremendous courage, like German officer Albert Battel risking his life to save detainees.

Jerusalem immerses audiences into one of the world's most beloved cities. Discover why this tiny piece of land is sacred to three major religions through the stories of Jewish, Christian and Muslim families who call Jerusalem home. Join renowned archaeologist, Dr. Jodi Magness, as she travels underground to solve some of this city's greatest mysteries. Find out why, after thousands of years, Jerusalem and the Holy Land continue to stir the imagination of billions of people. Unprecedented access to the city's holiest sites, as well as rare and breathtaking aerial footage of the Old City, combine to make Jerusalem a unique and stunning cinematic experience.

In the fourth episode of the series, eyewitnesses recall how those in power at Auschwitz lined their pockets with wealth stolen from Jewish inmates while also engaging in illicit affairs.

This episode tells the story of the Jewish Revolt, which swept through Judea in AD 66 and threatened to destabilise the whole empire. Rome turned to the disgraced General Vespasian and his son Titus to put it down. Filled with spectacular sieges and huge set-piece action, the film pits the discipline and ingenuity of the Roman army against the passion and commitment of the rebels.