For his final tour, Paul Murton goes over the sea to Skye, where he visits the home of writer and naturalist Gavin Maxwell, before scaling the famous Cuillin mountain, Am Basteir. On the nearby Isle of Raasay he learns the amazing true story of the crofter Calum Macleod, who between 1964 and 1974 singlehandedly built a road to connect his isolated community

Uncovering the remains of warships from the remote Pacific to the Atlantic, and revealing how the atom bomb changed the world for ever

The voyages and exploits of Bartholomew Roberts, aka Black Bart, the most successful pirate of the Golden Age. His piracy almost brought West Indies trade to a standstill until he was hunted down by the English crown

A look at how Franco's rule was legitimised by Spain's economic upturn, but new influences entering the country confronted the regime with new challenges

Re-enactments and archival footage uncover how the Vichy regime collaborated with the Nazis after they took over France in 1940 to help send almost 80,000 Jews from all over the country, including the 'free-zone', to concentration camps