Add Yahoo as a preferred source to see more of our stories on Google. Hagia Sophia was built as a church over a Roman temple, and was subsequently converted into a mosque and then a museum. Since 2020 ...

Step inside the world’s largest building, where an entire city has been constructed under one roof. Featuring shopping malls, hotels, offices, beaches, and more, this indoor megastructure is a city ...

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 537CE ...