1 15th century barbican: advanced defense structure for a bridge or a gate built in front of the ditch 2 Big tower that covers the entrance with two marks of jobbers 3 Tower that covers the ditch on the west side of the barbican 4 Pier on which the drawbridge rested constituting a point of support 5 Basement of the tower 6 Entrance tower rebuilt in the 20th century: gate of the bishop of Metz 7 Narrow entrance corridor with guide rails for carts (carriage transport) 8 Primitive entrance from the 11th century through a powerful gate tower 9 Small building with a 15th century sink corresponding to a kitchen 10 Powerful outer wall of the southern front 11 Square tower called Fénétrange from 1160, 25m high, walls 2.4m thick on 3 levels, the base being the jail, defensive wall at the level of the 1st floor 12 Building reinforced by a cylindrical tower 13 Current path with a false door 14 Small barracks from the 15th century which overlooked a postern: small hidden door leading to the ditch 15 3-level pentagonal tower for the 15m high habitat which is square inside with walls of 2.5 to 5.75m and with a wooden balcony and a roof 16 Several residential buildings opening onto large bays to the west 17 Villa Koeberlé Romanesque style on the foundations of the old atrium: knights' room 18 Romanesque building with several state rooms from the 12th century 19 Romanesque building partly cut into the rock: no photo yet 20 Building rebuilt in the 20th century with an open fireplace
