Lesser known mosaics from local museums off the beaten track in Greece are included in this fully illustrated Comprehensive Guide to the Mosaics of Greece: http://helenmilesmosaics.org/mosaic-sites/guide-mosaics-greece/
Mosaics above from 1. Dion 2. Sparta and 3. Hypati, Greece.
Stopped by at the tiny little Byzantine Museum of Phthiotis near Lamia, Greece, to have a look at these.
Mosaics at Agios Eleftherios metro station, Athens, Greece.