A- Castle | 1- Notre-Dame Cathedral |
B- Calais Door | 2- Bishopery |
C- Des Dunes Door | 3- Saint-Wulmer Abbey |
D- Des Degrés Door | 4- Town Hall and belfry |
E- Gayole Door | 5- Seneschalsy |
H- Notre-Dame Tower | 6- Godefroy-de-Bouillon Place |
J- Gayette Tower | |
K- Du Cuing (françoise) Tower |
1 | Pierre Heliot, Origines de la Haute-ville de Boulogne, Commission Départementale des Monuments historiques du Pas-de-Calais, Arras, 1947, page 34. |