[…] if you move along Marozia’s compact walls, when you least expect it, you see a crack open and a different city appear. Then, an instant later, it has already vanished.
Italo Calvino – Invisible cities
Invisible cities
Trading Cities 4
In Ersilia, to establish the relationships that sustain the city’s life, the inhabitants stretch strings from the corners of the houses, white or black or gray or black-and-white according to whether they mark a relationdhip of blood, of trade, authority, agency.
Italo Calvino – Invisible cities