Please take a look at the roof. It's beautiful white isn't it? White roof is one of the features of this castle. I have a quiz for you. What is the roof made of to make it white? .......The answer is lead, a kind of metal. Actually the core is made of wood and outside is covered with lead sheets. That makes the roof light and strong. Further, they have the quality of turning white due to rain and snow. There are many stories why this type of tile was used. One story is lead can be used to make guns bullet. Another story is lead makes the roof shining white. This castle has preparations for battle together with it's beauty.