Five minutes from Termini, behind an anonymous side door, a ninth-century pope who may or may not have ordered two murders built...
Step inside Saint Savior in Chora, Istanbul's hidden Byzantine gem, and explore the most breathtaking medieval mosaics you've likely never heard of.
Monreale Cathedral: an in-depth guide to one of the greatest medieval masterpieces, combining Norman architecture and Byzantine mosaics in 12th-century Sicily.
In-depth guide to Hagia Sophia in Istanbul (Turkey): history from Byzantium to the Ottoman era, architectural innovation, mosaics and visitor experience.
Visit the Palatine Chapel (Cappella Palatina) in Palermo