A cupola
A cupola in Samarcanda (uzbekistan); the type of symmetry is the same of a pyramid with a regular polygon as a base. We can't decide the number of sides from the photo; however, it is a huge number.
© Annamaria Sautter
foto di Annamaria Sautter
The image belongs to the sections...:
Other prismal groups (Symmetry)
Roofs and domes (Anthology of images)
Roofs and domes (Symmetry)