File talk:Oper Köln (4221-23).jpg

This file has been used in: Franziska Gajek (2017-12-20). Silvester zu zweit Schöne Orte für einen romantischen Silvesterabend (in de). ksta.de / DuMont Net GmbH & Co. KG. Retrieved on 2017-12-21. web.archives.org

This file has been used in: David Chaloupka (2016-10-18). Janáček a ti druzí. Operní kukátko o české opeře v zahraničí (in cs). operaplus.cz. Retrieved on 2018-05-11. web.archives.org

This file has been used in: Sören Ingwersen (2020-02-04). Nominiert zum „Publikum des Jahres 2019“: Oper Köln (in de). concerti.de / concerti Media GmbH. Retrieved on 2020-02-26. Name ok, no license, "Wikimedia Commons", web.archives.org

This file has been used in: Dejan Vukosavljevic (2021-12-28). Oper Köln Cancels ‘Die Vögel’ Due to Illness in the House (in en). operawire.com. Retrieved on 2022-04-27. Name ok, no license, "Wikimedia Commons", Raymond 20:29, 27 April 2022 (UTC), web.archives.org 2022-05-15: Copy on newsbreak.com, web.archive.org

This file has been used in: Dejan Vukosavljevic (2021-12-29). Oper Köln Cancels Another Performance of ‘Die Vögel’ Due to Illness in the House (in en). operawire.com. Retrieved on 2022-05-15. Name ok, no license, "Wikimedia Commons", Raymond 20:10, 15 June 2022 (UTC), web.archives.org