The Apse Mosaics at Cefalù Cathedral

12th century
Cathedral of the Transfiguration, Cefalù, Sicily

The mosaics in the apse at Cefalù Cathedral are remarkable in their even-handedness as to Greek and Latin iconography and terminology, as can be seen in the following detail photos:

This image in full resolution

More of images of Christ in majesty
More of the apostles as a group

Photographed at the cathedral by Claire Stracke, shared under Attribution-NonCommercial-ShareAlike license.