<s>[INST] I'm going to give you a list of names of various places and I'd like you to find a common thread, pattern or connection among them.

Here's the list:

1. Salina
2. Arles
3. Essen
4. Turin
5. Modena
6. Ferrara
7. Bibbiena
8. Bologna

What is the common thread among these cities?[/INST]