Most urgent is the preservation of its iconic dome, the underside of which is covered in mosaics, making structural ...

Built between 1550 and 1557 after being commissioned by its namesake, Süleyman I, this grand structure features multiple gardens and a large dome ... others like the Hagia Sophia, meaning ...

Building buttresses to support your heavy dome is a good solution -- but it won't work here. When the magnificent Turkish cathedral Hagia Sophia collapsed only 20 years after it was built ...