Monument to Konstantin Tsiolkovsky.
- Categories: Environmental Issues
- Location: Kaluga, Kaluga region, Russia
- Event date: 01.06.1973
- Date published: 22.02.2010
- Author: Igor Vinogradov
- Source: Sputnik
- Credit: Sputnik
- Original: D73-213, 6x6 slide
- Media: JPEG, 3544x3544px, 4.3Mb