European route E37
European route E37 is a series of roads in Germany, that is part of the United Nations International E-road network. It runs from Bremen to Cologne (), both in Germany. The route leaves Bremen, where it connects to the E22, the E233 and the E234. It then heads immediately south-west, with the first major settlement it passes through being Osnabrück in the German state of Lower Saxony (), where it links with the European Route E30. It then heads south, entering North Rhine-Westphalia () and passing through the city of Dortmund and connecting to the E34, the E41 and the E331. It then heads south through North Rhine-Westphalia, reaching its final destination of Cologne, where it links to the E29, the E31, the E35, and the E40, enabling travel to France, Luxembourg, the Netherlands, Switzerland, Italy, Belgium, and even as far as Poland and Russia. Its total length is . External links 
 UN Economic Commission for Europe: Overall Map of E-road Network (2007)

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