La source de Fontchaude

The Fontchaude spring owes its name to the fact that it doesn't freeze in winter. In summer, the water is pleasantly refreshing for walkers. Its fairly constant temperature is due to a long, deep journey through a karstic (underground) network. The water is thus protected from outside temperature variations, and then emerges into the open air through a fault that acts like a drain. The spring gushes out at the foot of a large limestone bar streaked with marl layers. Here, the landscape tells...