1/6 Kate Humble and Simon King follow animals in Zambia as a long dry season comes to an end. (R)
2/6 Fred Dibnah tells the story of the revolution in transport brought about by steam power. (R)
5/5 A bizarre twilight network of caverns never explored by humans before is discovered. (R)
5/5 Steve Leonard rescues a big female who has dislocated her ankle fleeing from her captors. (R)
25/26 The show that celebrates the working world of the Scottish countryside.
1/6 The team starts in London and then explores the curious coast of Belgium. (R)
3/6 Brolga discovers that one of his kangaroos has had a baby and teaches Rex and Ruby to hop.
3/3 The team searches for the most iconic animal of them all, the tiger.
6/10 Kate Humble has her hands full with three royal pythons. (R)
4/6 Nick Crane tells the astonishing tale of the Great Storm of 1703. (R)