Castles were know for a long time about their king's,knights,queens,and princess. But in this report i will tell you about what castles is made of.What there advantages were and there disadvantages.Also what the interior looked like. Also all the names of the concentric castles. Did you know that castles were made of sandstone,hard chalk,limestone,and flint. Lime mortar kept the stones in place. White plaster was used to cover the walls of the castle and the interior walls. Metals such as lead were used for plumbing,roofing,door bolt,window,nails. Timber was used for doors,roofs,and frames. Sandstone was used for working around the window. The advantages to a concentric castle is that polygonal shaped towers were introduced eliminating