Postcard CN-319025 account closed China 23 Jan, 2011 16 days 4,922 miles Koo Finland 8 Feb, 2011 Loading map... Koo said: posted over 13 years ago The building consists of 4 storeys with four circles of buildings with altogether four hundred rooms, with small circles inside bigger circles. Three hundred years old. You need to sign in to leave a comment!