The Cologne Ring is a semi-circular, some 6 km long urban boulevard in Innenstadt, Cologne and the city's busiest and most prominent street system. The Cologne Ring is a four lane street and part of Bundesstraße 9.

Rodenkirchen is a southern borough (Stadtbezirk) of Cologne (Köln) in Germany. It has about 110,000 inhabitants and covers an area of 54.55 square kilometres. The borough includes the quarters Bayenthal, Godorf, Hahnwald, Immendorf, Marienburg, Meschenich, Raderberg, Raderthal, Rodenkirchen, Sürth, Rondorf, Weiß and Zollstock.