Flowing rhythm develops a movement that is compositional along with the definite path. This motion creates the flowing rhythm that is continuous, without a sudden change in the direction.
Flowing rhythm gives a sense of movement, and is often more organic. Natural flowing rhythm can be seen in flowing waterways, streams, beaches, waves, glaciers and rolling hills.
I think they adopted Corinthian order, for this type of orders can be seen on many cathedrals around Europe including those in France, Malta (Valletta), etc.
A designer designs things. What would a digital designer design out of this options? a logo is the answer. You can always look up job descriptions next time you have an question like this. I typoically do that.