Rhine-Ruhr metropolitan region

University of Cologne

Connects Rhine-Ruhr metropolitan region to: North Rhine-Westphalia | Mustang Caves

Mönchengladbach

Connects Rhine-Ruhr metropolitan region to: Venlo, Netherlands | Steenbergen, Netherlands

Verkehrsverbund Rhein-Ruhr

Connects Rhine-Ruhr metropolitan region to: North Rhine-Westphalia | Ruhr

Leverkusen

Connects Rhine-Ruhr metropolitan region to: West Haven, Connecticut | Bracknell Forest, England | Mettmann (district)

European Route of Industrial Heritage

Connects Rhine-Ruhr metropolitan region to: IJmuiden, Netherlands | Zaanse Schans | Añana, Spain

Flemish Diamond

Connects Rhine-Ruhr metropolitan region to: Belgium | Flanders | North Rhine-Westphalia | East Flanders

Blue Banana

Connects Rhine-Ruhr metropolitan region to: Milan, Italy | Brussels | North Rhine-Westphalia | Baden-Württemberg | Haute-Saône

Ruhr (river)

Connects Rhine-Ruhr metropolitan region to: Germany | Dortmund, Germany | Hagen, Germany | North Rhine-Westphalia | Westphalia

Essen

Connects Rhine-Ruhr metropolitan region to: United States | Germany | Dortmund, Germany | North Rhine-Westphalia | Essen, Germany

University of Duisburg-Essen

Connects Rhine-Ruhr metropolitan region to: California | Germany | New York City, New York | Moscow, Central | Bonn, Germany

Dortmund

Connects Rhine-Ruhr metropolitan region to: Germany | Netherlands | Cologne, Germany | Stuttgart, Germany | Nuremberg, Germany

Cologne

Connects Rhine-Ruhr metropolitan region to: London, England | Germany | Berlin, Germany | Venice, Italy | Munich, Germany