Soar over the magnificent Hagia Sophia in Istanbul, Turkey, in this awe-inspiring aerial journey. This stunning drone footage ...

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 ...

The Hagia Sophia of Istanbul is no stranger to change -- through the centuries the city's architectural jewel has gone from church to mosque to museum, back to mosque again. This aerial photograph ...

The Hagia Sophia mosaics are unique and represent the ultimate example of Byzantine craftsmanship. They are the only surviving examples of Byzantine mosaics from such a lengthy time period. They cover ...