A door knob in the Kolner Dom (Cologne Cathedral) in Cologne.
- Package: Cities of the world. Cologne
- Categories: Environmental Issues, Lifestyle & Leisure
- Location: Cologne , Germany
- Event date: 12.05.2017
- Date published: 13.05.2017
- Author: Alexey Kudenko
- Source: Sputnik
- Credit: Sputnik
- Original: Digital
- Media: JPEG, 4073x3295px, 2.3Mb