Mud cauldron "Grozny" (terrible) in the Valley of Geysers in Kronotsky State Nature Biosphere Reserve, Kamchatka.
- Categories: Environmental Issues
- Location: Kamchatka Region, Russia
- Event date: 20.07.2012
- Date published: 22.07.2012
- Author: Alexey Kudenko
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 7360x4912px, 14.2Mb