Complex sentence: Arta's rich Byzantine history can be also traced today via its many Byzantine churches; perhaps best known is the church of the Panayía Parigorítissa (Mother of God the Swiftly Consoling), built about 1290 by Despot Nikephoros.
Split into simpler sentences: Arta's rich Byzantine history can be also traced back today by the many Byzantine churches. Most famous is the church of the Panayía Parigorítissa (Mother of God the Swiftly Consoling), built about 1290 by Despot Nikephoros.