15th-century view of Carcassonne castle. The drawing is in portrait format. It is framed in ink. Inscriptions and traces of watercolor are visible in the margins.
The building is located along the wall. It is organized within a fortified enclosure, punctuated by towers and surrounding two enclosed courtyards. The exploded view shows the internal organization of the buildings and the activities taking place within them. In the background, a tower is under construction.