Tourists flock en masse to the Hagia Sophia for its stunning architecture, glorious interior views and historical significance. Built between 532 and 537, the building was a church for nearly a ...

Turkey's Hagia Sophia will open to visitors outside prayer times and its Christian icons will remain, religious officials said on Tuesday, after a court ruling paved the way for it to become a mosque.

Hidden beneath the historic halls of Istanbul’s Hagia Sophia is a mysterious network of tunnels, corridors, and tombs. These subterranean spaces remained untouched for centuries—but now ...