Chalkedon (also Chalcedon, Kalchedon, Calcedon,) was an ancient maritime town of Bithynia founded by Greek colonists from Megara in the second half of the seventh century BC.
See:
- https://www.cnnturk.com/turkiye/haydarpasa-garindaki-arkeolojik-kazilar-kadikoyun-arkeolojisi-ve-tarihi-yeniden-gun-isigina-cikti?page=3
- https://tr.sputniknews.com/kultur/202012151043404164-haydarpasa-gari-kazilarinda-gizemli-mermer-yapi-bulundu/
- https://www.sabah.com.tr/galeri/turkiye/istanbulun-tarihine-yeni-bir-isik-tutacak-haydarpasa-garindaki-kazilarda-yeni-kesif/9






























