Nysa
Nysa (German Neisse, Czech Nisa) is a name of a few rivers in Silesia:- Nysa Łużycka (German Lausitzer Neiße, Czech Lužická Nisa) - length: ca. 225 km or 140 miles on the Polish - German border. Rising in the NW of the Czech Republic it flows into the Oder near Gubin in Poland.
- Nysa Kłodzka - length: ca. 244 km or 159 miles. It rises in SW Poland to join the Odra near Brzeg.
- Nysa Szalona - length ca. 51 km, flows into Kaczawa river, which in turns flows into Oder.