Groningen is home to 4 named mountains. The highest is Hasseberg at 14 m.
There are 4 named mountains in Groningen. The highest and the most prominent mountain is Hasseberg.

Yes. Groningen has 4 named mountains. The highest is Hasseberg at 14 m.
The highest mountain in Groningen is Hasseberg, at 14 m.
Groningen has 4 named mountains.
