Silesian Voivodeship is situated in southern Poland, having its centre on the historic region known as Upper Silesia, and including some areas of Lesser Poland as well. It borders on the Czech Republic and Slovakia in the south. It also shares internal borders with four other Polish voivodeships (Opole, Łódź,Świętokrzyskie, and Lesser Poland). It has by far the highest population density out of all four TRITIA regions.
Silesian voivodeship is an industrial region with its economy traditionaly based on rich sources of coal and minerals. Mining, iron, lead and zinc metallurgy, power industry, engineering, automobile, chemical, building materials and textile are the most important industries in Silesian voivodeship.
Natural beauties of the region are concentrated in its mountains, the Silesian Upland in the centre and north-west, and the Krakowsko-Częstochowska Upland in the north-east. The southern border is formed by the Beskidy Mountains (Beskid Śląski and Beskid Żywiecki).
The region has a number of technical heritage memorials, including narrow and standard gauge railways, coal and silver mines, and shafts. Skiing opportunities are concentrated in the Beskidy Mountains with more than 150 ski lifts. 12 cities in Silesian Voivodeship belong to top 40 most-populous Polish cities.