Forst or Baršć is a town in Lower Lusatia, Brandenburg, in eastern Germany. It lies east of Cottbus, on the Lusatian Neisse river which i…Forst or Baršć is a town in Lower Lusatia, Brandenburg, in eastern Germany. It lies east of Cottbus, on the Lusatian Neisse river which is also the German-Polish border. It is the capital of the Spree-Neiße district. It is known for its rose garden and textile museum. The town's population is 18,651. In Forst, there is a railway bridge across the Neiße belonging to the line Cottbus–Żary which is serviced by regional trains and a EuroCity train between Hamburg and Kraków. There is also a road bridge across the river north of Forst.