Seemühl (Tremessen-Seemühl) is a place, that before the Versailles Treaty belonged to German Empire and was situated in the administrative region Mogilno.
Seemühl (Tremessen-Seemühl) was formerly part of the German Empire. In the German Empire, the place was called NN. The place is now called Bystrzyca (Trzemeszno-Bystrzyca) and belongs to Poland.