Lake Korpiyarvi in the Kalevalsky District in Karelia.
- Package: Northern Karelia
- Categories: Environmental Issues
- Location: Republic of Karelia, Russia
- Event date: 08.08.2016
- Date published: 23.08.2016
- Author: Ilya Timin
- Source: Sputnik
- Credit: Sputnik
- Original: Digital
- Media: JPEG, 5760x3840px, 8.2Mb