In spring 1231 Teutonic Knights crossed river Vistula at the height of Nessau and established a fortress. On 28 December 1233, the Teutonic Knights Hermann von Salza and Hermann Balk signed the foundation charters for Thorn and Che³mno. The original document was lost in 1244. The set of rights in general is known as Kulm law. In 1236, due to frequent flooding, it was relocated to the present site of the Old Town.
Torun castle was destroyed in 1454 during the Toruñ"s burgher uprising against the Teutonic Knights what in succession caused the 13-years Polish-Teutonic War ended by signing famous Second Toruñ Treaty in 1466. It was only 1966 when the ruins was explored and prepared for tourists.
References:The Château du Lude is one of the many great châteaux of the Loire Valley in France. Le Lude is the most northerly château of the Loire Valley and one of the last important historic castles in France, still inhabited by the same family for the last 260 years. The château is testimony to four centuries of French architecture, as a stronghold transformed into an elegant house during the Renaissance and the 18th century. The monument is located in the valley of Le Loir. Its gardens have evolved throughout the centuries.