Al-Halawiyah Madrasa is a madrasa complex located in al-Jalloum district of the Ancient city of Aleppo, Syria. It is built in 1124 on the site of Aleppo's Great Byzantine Cathedral of Saint Helena of the 5th century, where, according to tradition, a Roman temple once stood.
History
Saint Helena, mother of Constantine the Great, built a great Byzantine cathedral there.

