Photograph of the emblem found above the front entrance of the Ecumenical Patriarchate of Constantinople. Perhaps a symbol of the Ecumenical Patriarchate of Constantinople itself.
<a href="https://en.wikipedia.org/wiki/User:Colossus" class="extiw" title="en:User:Colossus">Colossus</a>
<a href="https://en.wikipedia.org/wiki/User:Colossus" class="extiw" title="en:User:Colossus">Colossus</a>