Nationaler Clean-Up-Day
3. Nationaler Clean-Up-Day vom 12. September 2015
|
|
|
|
|
|
|
|
|
|
2. Nationaler Clean-Up-Day vom 13. September 2014
|
|
|
|
|
|
|
|
1. Nationaler Clean-Up-Day vom 21. September 2013
|
|
|
|
|
|
|
|
|
|
|
|