A frieze ∞∞
This frieze in piazza del Duomo, in Milan, looks like a frieze of type 22∞ because of the presence of the "S". Indeed, the position of the leaves in just one side of the "S" makes it a frieze ∞∞.
© matematita
The image belongs to the sections...:
∞∞ (p111) (Symmetry)
In the city center (From the exhibitions of matematita)
Doors and windows (Anthology of images)
Doors and windows (Symmetry)