CultureFranceHow Cologne Cathedral is restoring Notre Dame's windowsTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoCultureFrance02/13/2023February 13, 2023Experts at Cologne Cathedral are working on making the fire-damaged Notre Dame complete again by restoring four stained glass windows before they are sent back to Paris.https://p.dw.com/p/4NRFAAdvertisement