A pattern
In this pattern of Alhambra (XIV-XV century a.C. Granada, Spain) we can notice a scheme of symmetry of type 3*3 (if we don't consider the colouring).
© matematita
The image belongs to the sections...:
3*3 (p31m) (Symmetry)
Decorations of walls and façades (Anthology of images)
Decorations of walls and façades (Symmetry)