The traveller explores the lesser-known nations of eastern Europe.

The series continues, visiting tribes of reindeer herders dwelling beyond the Great Wall on the Siberian border, and ruined cities that once populated the legendary Silk Road

Dr Harrison informs the Rev Hutton of his intentions towards Sophie in order to begin a formal courtship.

Lee Mack and Sean Lock find no shortage of comedy fodder as they manage to find the funny side of everything