[lqet]

Switzerland has a whole Canton named after the surrounding area of Basel: Basel-Landschaft, which is often called "Baselland" [0]

[0] https://en.wikipedia.org/wiki/Basel-Landschaft

[eesmith]

Münsterland - https://en.wikivoyage.org/wiki/M%C3%BCnsterland#Q7920 - with Münster as the largest city.