Well I mean the concept, they use many rounded building so In this case is otherwise, the age of mythology texture for Greeks in Age 1 can be work fine.
check the roof...
With Thracians can be nice use a heavy influenced kingdom by the Greeks
https://en.wikipedia.org/wiki/Odrysian_kingdom
with Greek I mean the style of building with Gaulish textures.
The Thracians were a civilization that combined Hellenistic influence with Gaul and other European tribes, for the Greek standard they were Barberians.