The world's greatest Renaissance church.
Medieval marble monastery, UNESCO-listed.
Serbian Orthodox monastery with thousands of medieval frescoes, UNESCO-listed.
One of Islamโs oldest and grandest mosques, glittering with gold mosaics.
Eleventh-century cathedral with original mosaics, a UNESCO World Heritage site.
St Petersburgโs onion-domed church, lined inside with 7,000 mยฒ of mosaic.
Infobox
