European river on which the cities of Bonn and Cologne stand

Let's find possible answers to "European river on which the cities of Bonn and Cologne stand" crossword clue. First of all, we will look for a few extra hints for this entry: European river on which the cities of Bonn and Cologne stand. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.