Canton seat

A canton is a type of administrative division of a country. In general, cantons are relatively small in terms of area and population when compared to other administrative divisions such as counties, departments, or provinces. Internationally, the best-known cantons - and the most politically important - are those of Switzerland. As the constituents of the Swiss Confederation, theoretically (and historically), the Swiss cantons are semi-sovereign states.

The term is derived from the French word , meaning corner or district (from which "Cantonment" is also derived).

Cantons exist (or existed) in the following countries:

...
Wikipedia