They were built with stone and in square shapes
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it is a castle that is built out of stone
Castles were built out of stone or brick
It has to built with brick or stone
Stone.
The first stone castle was built in the city of norwich in the 12th century by duke William of Normandy
Yes.
it is a concentric castle made of stone but the drawbridge wood
It is a real stone, built into the walls of Blarney Castle in Ireland, built in the 15th century. There are many theories on its origin, before being built into the castle.
Normans
stone walls around a castle are called curtain walls. they are built for defence.
No, concentric castles were built after stone keep castles.
The construction of stone castles was a trend started by William the Conqueror in ancient England. He decided to have his castles built from stone as a display of power over the people, and to show his resolve to stay on their lands permanently.