a transliteration of the Russian name for Vistula (sense 2)
Vistula in British English
(ˈvɪstjʊlə)
noun
1.
a river in central and N Poland, rising in the Carpathian Mountains and flowing generally north and northwest past Warsaw and Torun, then northeast to enter the Baltic via an extensive delta region. Length: 1090 km (677 miles)