Church of Saint Simeon Stylites
Aleppo Governorate, Syria · built 401
The Church of Saint Simeon Stylites (Kanīsat Mār Simʿān el-ʿAmūdī) is one of the oldest surviving church complexes, founded in the 5th century. It is located approximately 30 kilometres (19 mi) northwestern of Aleppo, Syria. It was constructed on the site of the pillar of Saint Simeon Stylites, a renowned stylite monk. The church is popularly known as either Qalaat Semaan (Qalʿat Simʿān, the "Fortress of Simeon") or Deir Semaan (Dayr Simʿān, the "Monastery of Simeon"). Completed in 490, it was not surpassed as a Christian church until the construction of Hagia Sophia was finished in 537.
Church data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).