I've seen it in a lot of obviously-fiction books. The first time I noticed it was in a Disk World novel, which was so obviously fictional-and-yet-based-on-real-

I've seen it in a lot of obviously-fiction books. The first time I noticed it was in a Disk World novel, which was so obviously fictional-and-yet-based-on-real-places-and-people that I thought it was a joke. The back even had descriptions of the locals in the series with that of the continent Klatch saying "Not loosely based on Africa at all. Honestly."