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 ...

The dome of the Mihrimah Mosque in Turkey is almost entirely pierced with windows. This design would make the Capitol building very bright and airy, but the governor is not interested in a dome ...

Concrete is an incredibly useful and versatile building material on which not only ... which to this day forms the largest unreinforced concrete dome in existence at 43.3 meters diameter, and ...