At the exhibition matemilano
In the section "Symmetry" of the exhibition matemilano you can get into a triangular room of mirrors.
© Sabrina Provenzi
foto di Sabrina Provenzi
The image belongs to the sections...:
Objects (From the exhibitions of matematita)
Symmetry (From the exhibitions of matematita)
Further information:
http://matemilano.mat.unimi.it