This work is based on "Castle in Louviers" (https://sketchfab.com/3d-models/chateau-de-louviers-d4142009036e485d9b98cf7e74f3bce3) by Lionel (https://sketchfab.com/Lionel), licensed under CC-BY-4.0 (http://creativecommons.org/licenses/by/4.0/).