Upper Silesia

Upper Silesia
Górny Śląsk (Polish)
Gōrny Ślōnsk (Silesian)
Horní Slezsko (Czech)
Oberschlesien (German)
Location of Upper Silesia on the map of Poland
Contemporary map of Upper Silesia in English
Countries Poland
 Czech Republic
Historical capitalOpole
Largest cityKatowice
Time zoneUTC+1 (CET)
  Summer (DST)UTC+2 (CEST)
Highways

Upper Silesia (Polish: Górny Śląsk [ˈɡurnɨ ˈɕlɔ̃sk]  ; Silesian: Gůrny Ślůnsk, Gōrny Ślōnsk; Czech: Horní Slezsko; German: Oberschlesien [ˈoːbɐˌʃleːzi̯ən]  ; Silesian German: Oberschläsing; Latin: Silesia Superior) is the southeastern part of the historical and geographical region of Silesia, located today mostly in Poland, with small parts in the Czech Republic. The area is predominantly known for its heavy industry (mining and metallurgy).