During a Gurkha recruitment Palin is disturbed by Maoist insurgents, but survives to suffer as he climbs to 15,000 feet and sees the majesty of Annapurna Sanctuary. In Kathmandu he is blessed by the Nepalese king before meeting some holy men. Crossing into Tibet, he meets his first yaks at the highest monastery in the world, before heading up the Rongbuk glacier towards the summit of Everest.

The great apes which include chimps, orangutans, gorillas and bonobos, seem to have rich emotional lives similar to our own. But just how smart are these animals? A new generation of investigators are converging on an explanation for why the non-human great apes never made the breakthrough into an accelerating human-style culture that builds on the achievements of previous generations.

In the second episode of the series, Morgan Freeman looks into prophecies of violent cataclysms, and the strife of ages past, in an attempt to determine how the world will end.

In a provocative documentary, environmental campaigner George Monbiot examines the disastrous impact that farming animals for meat has had on the planet. He argues that the biggest problem driving us towards global disaster is how we feed ourselves, particularly on meat
George looks at alternative food sources, including synthetic meat, and a process that produces protein from just bacteria and air, and also explores revolutionary ideas that could change agriculture as we know it.

Nathan decides to practice his own assertiveness in relationships by challenging Angela over their son's religious upbringing. Angela, a fervent Christian, refuses to allow Adam to be raised in Nathan's Jewish faith, so Nathan secretly brings his son to lessons with a tutor in Judaism under the pretense of swimming lessons. Seeking solace outside the house, Nathan opens his replica Alligator Lounge to the public under the name Nate's Lizard Lounge. The co-parents argue over a comedy skit featuring six-year-old Adam as 'Dr. Fart' and a joke about eating faeces, which Angela claims is a Satanic practice.
Nathan rehearses the confrontations with a fake Angela, and in one scenario, she harshly criticizes Nathan's emotional detachment and questions the ethics of the entire production. However, in their real final confrontation, Angela simply decides to quit the rehearsal. Nathan continues to raise Adam, now as a single parent.

Discover a land as exotic as it is extraordinary. Arabia offers an in-depth understanding of one of the most fascinating lifestyles and cultures. Cross the dunes with a caravan of camels, dive in the treasure-filled Red Sea, explore the ruins of the lost city of Petra, and relive the golden age of Islamic inventions. A precious land imprinted with myths and mysteries.