Sue Barker presents live coverage of the semi-finals of the AEGON Championships at Queen's Club. Commentary from Andrew Castle, Mark Petchey, John Lloyd and Pat Cash. Show more

Julia Bradbury explores the work of fell walker Alfred Wainwright. Here she climbs Helm Crag, defined by the rock formations at its summit nicknamed the Lion and the Lamb. Show more

Documentary series which celebrates earth in all its glory. This edition looks at mountains, beginning with the birth of a mountain and ending at the summit of Everest. Show more

Documentary following a wildebeest calf's journey across Africa. The migration reaches the Masai Mara where, for the calf, the river presents his greatest challenge yet. Show more