Visit the historic workshops of Quatre Mares still used for the maintenance and renovation of regional trains of Normandy (TER). The renewal of the TER, but also the maintenance of all the constituent parts (axles, bogies, engines, gearboxes,...). An agent of the establishment will make you visit the whole site during 1h30 to 2h through the various workshops. You will also discover a photographic exhibition that tells the story of these workshops in operation for more than 110 years! A historic and industrial visit that combines railway heritage and recent industrial activity in renovated premises adapted to current working conditions.