Castles Defense - Concentric Circles of Defense

Concentric Circles of Defense- This method can be seen in many medieval castles throughout the world. This method is a series of traps which work their way in throughout the castle. For example their could be trap doors, moats, draw bridges and small holes where archers could shot an arrow without being seen, if you look above this castles floor plan is a great example of the concentric circles of defense.