From the crumbling fire trap in the Subura to the less dangerous versions around the cattle market. the Insula was Rome's apartment and hi rise complex. Some sprouting five stories or more boasting taverns, bakers and less "decent" places to spend a denarii! They were (at times) mass affordable housing for the masses.
The terrain is made from MDF and is part of the Streets of Rome range. 157mm x 157mm at it's two longest edges 132mm x 132mm at it's shortest