A hypercube
The building of the Museion, in Bolzano (that we can see here from a different point of view) recalls an hypercube, and precisely a Schlegel diagram of an hypercube.
This example has been used in one of the ten signposts of the MIC project "Maths in the city".
© matematita
The image belongs to the sections...:
Schlegel diagram of a hypercube (4D geometry)
Buildings (Anthology of images)
The spots shown in the maths signposts (Exhibitions with matematita)
Suggestions about 4d from 3d-world (4D geometry)