
Hagia Sophia: Secrets of the 1,600-year-old megastructure that has survived the collapse of empires
By Ali Halit Diker, CNN Istanbul (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 537CE before its conversion into a mosque in 1453 — creates an illusion of vastness. It feels like
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