Kuzulu Koyva rock-cut Church dates to the Byzantine period, sixth century. (Kuzulu formerly Koyva.)
Sources:
- Kırklareli Kültür Varlıkları Envanteri. Kuzulu Koyva Kaya Oyma Kilisesi, Kirklareli http://www.kirklarelienvanteri.gov.tr/anitlar.php?id=265 Accessed October 30, 2018
- http://www.enormousfish.co.uk/?p=11757