Roznow Lake is located in the southern Poland and is an artificial lake, not natural body water as some people may think. The lake has the shape of irregular letter S. The shoreline has number of beautiful bays and peninsulas. The lake is surrounded by picturesque hills and forests. The unique Roznow lake is great escape for the weekend to stay away from crowded places and relax. Everyone’s going to find something to do here as lake offers wide range of activities. In our opinion, this place is really underestimated. It truly is a gem.   What to see there? Ruins of Castle in Roznow Medieval castle was built in…