Saar (river) From Wikipedia, the free encyclopedia Jump to navigationJump to search For the river in Switzerland, see Saar (Rhine). SaarLocationCountriesPhysical characteristicsSource • location • coordinates • elevation2nd source • location • coordinates • elevationMouth • location • coordinatesLengthBasin sizeDischarge • averageBasin featuresProgression Saar loop at Mettlach France and Germany..