The Liffey flows through Dublin, the capital of Ireland.
The Thames River flows through the UK capital (London).
The Rhone and Seine rivers flow through France.
The Vistula flows through Warsaw
The answer you are looking for is the Danube. It actually flows through 4 capital cities: Vienna - Austria Budapest - Hungary Belgrade - Serbia Bratislava - Slovakia
Daugava River flows through the capital of Latvia, Riga.
The Daugava River.
The Brisbane River flows through Brisbane, Queensland's capital city. The city was actually named after the river, as the discovery of the river came first.
The Red River
The Daugava River.
Dauvaga
Tiber .