In 1872, Yellowstone became America and the world's first national park. Alongside erupting geysers, bubbling hot springs, canyons, and bison herds, we uncover the pivotal role of art in winning over the public and convincing politicians to set aside this unique landscape, which today spans 2.2 million acres. Shirl Ireland is a landscape and wildlife painter from Gardiner, Montana, and naturalist and guide Ashea Mills, tread the same terrain as painter Thomas Moran and photographer William Henry Jackson.

The Old Oak will be Ken Loach's last feature film and Sharuna Sagar was granted exclusive access behind the scenes of this landmark movie. She joins the 86 year old director on his swansong as he brings together his loyal team for one last time. As with his previous two films, I, Daniel Blake and Sorry We Missed You, Ken returns to the North East of England, to tell the story of Syrian refugees who have been housed in an ex-mining village. With him are his long-standing partners, producer Rebecca O'Brien and writer Paul Laverty, and they reveal the secrets of Loach's success.

It’s 70 years since a New Zealand mountaineer and his Nepali-Indian Sherpa mountaineer guide reached the highest point on Earth. There have been celebrations in Nepal in recent days to mark the anniversary. Thousands of people have followed in their footsteps but this climbing season on Mount Everest is drawing international attention for the record number of climbers and the increased deaths on the mountain. James Reynolds hosts conversations that give us an insight into one of the toughest challenges on the planet, as well as the challenges posed by climate change and the overall impact on those who rely on the mountain to earn a living.

Jean Vanier changed Richard and Hazel’s lives. He founded the L’Arche movement – a global network inspired by Christian teaching – where people with and without learning disabilities live together in community. During his life, Vanier was hailed as “a living saint” and “a prophet”. But shortly after his death, a deep and disturbing secret emerged – that Vanier founded L’Arche to hide a mystical sex sect, coercing and abusing at least 25 women, all without disabilities. Richard and Hazel were stunned when they discovered the truth. Now they and 150 L’Arche communities are coming to terms with what has happened.

Russia is supplying the Myanmar military with advanced fighter jets and training their pilots how to use them in a war against their own people. More than two years on from the coup, the country’s military is facing a countrywide armed uprising and their troops are struggling to hold ground and recruit foot-soldiers. So, the strategy is turning increasingly to the air with devastating consequences. BBC’s Asia editor Rebecca Henschke follows those fighting back on the ground and in the air. And meets defectors from the airforce who give exclusive insight into the strategy and psychology behind those operating these deadly machines. (Photo credit: Free Burma Rangers)