Crossing the former Soviet republic of Georgia from Azerbeidjan trough capital Tiblisi, then to legendary Svanetia and the Black Sea, actor Hugh Bonneville and comedian Jessica Hynes admire the varied landscapes and mostly isolated town in idyllic valleys and daunting Caucasian mountains. They wonder if roads, however practical for the locals, and touristic infrastructure built all over the place, despite political near-encirclement by hostile neighbors, may spell the end of pristine culture and traditions.