BTI4891939: Medieval architecture: reconstruction of the castle of Canossa in the 11th century, at the time when Countess Mathilde de Canossa (or Countess Mathilde of Tuscany) (1046 - 1115) and Pope Gregoire VII (1015/20 - 1085) took refuge. Italy Illustration by Giorgio Albertini. (The use of this author's works is not subject to an application for authorization from a third party or to the payment of additional fees)., Albertini, Giorgio / Bridgeman Images