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Originally built as a Christian cathedral in 537 AD by Emperor Justinian I, Hagia Sophia remained the world's largest cathedral for nearly a thousand years. Its massive dome revolutionized architecture forever.
Today, this UNESCO World Heritage site stands as a living testament to Istanbul's rich, layered history. From the shimmering golden Byzantine mosaics to the grand Ottoman medallions, every inch tells a story of empires.
Everything you need to make the most of your time at Hagia Sophia.