Silesia is a historical region of Central Europe that lies mostly within Poland, with small parts in the Czech Republic and Germany. Its area is approximately 40,000 km², and the population is estimated at 8,000,000. Silesia is split into two main subregions, Lower Silesia in the west and Upper Silesia in the east.
Silesia’s culture reflects its complex history and diverse influences, blending Polish, Czech, and German elements. From Wikipedia