A complex network of tunnels located near the northeastern French town of Braye-en-Laonnois, houses the memories of thousands of World War One soldiers who left their mark on the walls the Froidmont quarry.A maze-like network of tunnels can be found near the northeastern French town of Braye-en-Laonnois.These extraordinary tunnels house the memories of thousands of World War One soldiers who left their mark on the walls of the Froidmont quarry, not far from the scene of the horrific Second Battle of the Aisne.More than 20 kilometres of limestone walls bare over 1,000 inscriptions, drawings and carvings from German, French and...