 | A fact from Cologne sewerage system appeared on Wikipedia's Main Page in the Did you know column on 25 September 2013 (check views). The text of the entry was as follows:
|  |
 | This article is rated Start-class on Wikipedia's content assessment scale. It is of interest to the following WikiProjects: | ||||||||||
| |||||||||||
Start a discussion about improving the Cologne sewerage system page
Talk pages are where people discuss how to make content on Wikipedia the best that it can be. You can use this page to start a discussion with others about how to improve the "Cologne sewerage system" page.
