5/6 The bikers head to the heart of traditional Japan and visit the awe-inspiring Mount Fuji. (R)
3/3 Fierce drought tests the monkey, otter and coati families as they turn to courtship. (R)
6/6 Michael Portillo travels from the heart of France to the Mediterranean coast. (R)
6/6 In South Korea, Si discovers he has a natural gift for archery. (R)
1/20 From Ayr, Michael Portillo admires Ailsa Craig before getting to grips with curling.
2/20 From Greenock, Michael Portillo sets sail in the world's last seagoing paddle steamer.
A look at one of the most exclusive holiday destinations in the world - Necker Island.
3/6 Michael journeys deep into Europe to explore a country where east meets west: Poland. (R)
3/20 Michael Portillo celebrates Victorian iron and steel in Motherwell.
4/20 In Stirling, Michael Portillo visits the scene of a bloody battle at Bannockburn.