Romania

S3, E10: Bear enters the heart of 'Dracula country': the Carpathian Mountains of Transylvania. The forests are teeming with ferocious predators, and it's not long before Bear comes face to face with a large adult male brown bear. Battling the rugged landscape, Bear slides down treacherous gorges and climbs sheer limestone cliffs. Finally, Bear heads underground and follows a subterranean river through dark caves.