Answer:

RUHR

AnswerCrossword Clue
RUHRGerman industrial region
RUHREssen's region
RUHRValley of Essen
RUHRGerman mining region
RUHRGerman coal valley
RUHRGerman river
RUHRIndustrial region of Germany
RUHRHistoric mining region of Germany
RUHRRiver to the Rhine
RUHREssen's valley
RUHREssen's river
RUHRRhine tributary
RUHRRiver past Dortmund
RUHRGerman industrial area
RUHRDortmund's region
RUHRRiver originating near Winterberg
RUHROne of Duisburg's rivers
RUHRGerman Rust Belt
RUHRRiver of northwest Germany
RUHRGerman industrial valley
RUHRGerman river flowing into the Rhine
RUHRWest German region
RUHRGermany's industrial heart
RUHRIndustrial area of Germany
RUHREssen's basin
RUHREast-side tributary of the Rhine
RUHRCentral European valley
RUHRRhine feeder
RUHRGerman valley
RUHROberhausen's region
RUHRRiver past Duisburg
RUHRRiver of Duisburg
RUHRGerman coal region
RUHRRegion bordering the Rhine
RUHRWhere Dortmund is
RUHRRegion near Düsseldorf
RUHRGerman flower
RUHRGermany's ... Valley
RUHRWitten's river
RUHRGerman industrial center.