France (S02E04)

Title: France Plot: The 200-mile Ligne de Cévennes winds its way north through the Massif Central, leading to Clermont Ferrand and the breathtaking Puy De Dome at the heart of France's volcanic landscape. This journey encompasses three remarkable historic viaducts, delving underground to uncover the region's concealed wildlife, and meandering through magnificent valleys. The path traverses one of the globe's most stunning national parks, culminating in a stunning array of 80 dormant volcanoes that define the destination.