One of the world’s most famous religious buildings, Istanbul’s Hagia Sophia was extraordinary when it was built in the sixth ...

Byzantine architecture has had a profound influence across the world, including in the Balkans, Middle East, and North ...

Turkey has embarked on a restoration project aimed at preserving the Hagia Sophia, one of Istanbul's landmarks. The Turkish ...

Istanbul, Turkey (CNN) — Whether you’re a believer or not, visiting Hagia Sophia is a spiritual experience. The architectural genius of this place of worship — which was built as a church in ...