Enter your city into the Advanced Search screen.
Either can be useful.
Academic Encyclopedias, also called Reference, are a good place to go for broad, introductory background information on a subject.
Holman Library reference sources include subject encyclopedias with brief articles on cities and countries around the world, as well as broader articles on issues impacting communities around the world.
You may use a reference article to help you get started with your research. In your annotated bibliography it would count as a wildcard source.