On underwater Nubian cathedral by Grzegorz Ochała
Grzegorz Ochała (Faculty of Archaeology UW / Leiden University) writes on a submerged Nubian cathedral The Leiden Medievalists Blog – an initiative of specialists in the history, archaeology culture, art and languages of the Middle Ages.
In the picture: the portrait of Bishop Petros under the protection of Apostle Peter, fragment (source: public domain, cyfrowe.mnw.art.pl, https://commons.wikimedia.org/w/index.php?curid=49358544).