Crossword clues for Some waterways 4 letters:RIOSWaterways: Sp.STYRUkrainian waterway.NILECleo's waterwayERNEIreland's Shannon-___ WaterwayDOCKWaterway between two piers.SUEZ100-mile waterway.AARESwiss waterwaySTYXWaterway crossed by CharonERIEWith 28-Down, New York waterwayNILELong African waterwaySEASSalt waterways.TYNENewcastle's waterway.SUEZStrategic waterway.NILEHistoric waterway.OISEBelgian waterwaySTYXCharon's waterwayNILECairo's waterwayERIEWith 72-Across, waterway that opened in 1825NILEKhartoum waterwayARNOTuscan waterwayNILEPharaoh's waterwayNILEEgyptian waterwayNILE4,000-mile waterway.WADIRainy season waterwayNEVALeningrad's waterway.LENASiberian waterway.ELBEMajor European waterway.STRSNarrow waterways (abbr.)ODERPolish waterwayNILELuxor waterwayODERBaltic-feeding waterwayRIOSSpanish waterwaysOISECommercial waterway of FranceSAARGerman waterwayARNOPisa's waterwayELBEMajor waterway, flowing to the North SeaSTYXWaterway between Earth and HadesURALRussian waterwayYSERFrench waterwayERIEWeird waterway?RIOSMexican waterwaysODERBaltic waterwayYSERMinor waterway, flowing to the North SeaNILECairo waterwayBUOYWaterway markerSTYXMythical waterwayNILEAfrican waterwayODERCzech waterwayAMURGreat Asian waterwaySUEZHistoric waterway.