There is a total of 97195 clues beginning with r
- River through Rochester, New York
- River through Rome
- River through Rugby
- River through Rugby and Warwick
- River through Rumania
- River through Russia
- River through Russia and Kazakhstan
- River through Saint Petersburg
- River through São Paulo
- River through Scotland and England
- River through Selby
- River through Seoul
- River through Siberia
- River through Silesia
- River through southern Arizona
- River through southern Russia
- River through Spain
- River through Spain and Portugal
- River through St Petersburg
- River through Stratford
- River through Stratford Ontario
- River through Sudan
- River through Suffern, New York
- River through Switzerland
- River through Tanzania
- River through the Alps
- River through the Ardennes
- River through The Broads
- River through the Carolinas
- River through the Champagne region of France
- River through the City of Light
- River through the Czech Republic
- River through the Czech Republic and Germany
- River through the Dollart
- River through the Downs
- River through the Forest of Ardennes
- River through the Lake of Geneva
- River through the Lake of the Ozarks
- River through the Savoy Alps
- River through the Steppe of Asia
- River through the Steppes of Asia
- River through the Sudan
- River through the Yakut Republic
- River through Toledo
- River through Toledo, Ohio
- River through Tours
- River through Truth or Consequences, New Mexico
- River through two world capitals
- River through Ulm und Wien
- River through Venetia
- River through Venezuela
- River through Verona
- River through Victoria Falls
- River through Wales
- River through Wales and England
- River through Warsaw
- River through Warwickshire
- River through Washington
- River through Waterloo
- River through West Flanders
- River through West Yorkshire
- River through western Germany
- River through western Kazakhstan
- River through western Russia
- River through what used to be Zaire
- River through Wheeling
- River through Wiltshire
- River through Wroclaw
- River through Yakutsk
- River through York
- River through York, England
- River through Yorkshire
- River through Yuma County
- River through Zaragoza
- River to 16-Across
- River to 2 Down
- River to Aberdeen
- River to Adriatic
- River to Adriatic
- River to Amazon
- River to Arctic
- River to Baltic
- River to Barnegat Bay
- River to Bay of Bengal
- River to Boston Harbor
- River to Cairo
- River to Caspian
- River to Caspian
- River to Chesapeake Bay
- River to Danube
- River to Donegal Bay
- River to Elbe
- River to English Channel
- River to English Channel
- River to Fulda
- River to Gulf of Finland
- River to Gulf of Gaeta
- River to Gulf of Guinea
- River to Hades
- River to Hudson Bay