The Kola Peninsula, Murmansk Region, The experimental Kola Superdeep Borehole (SG-3), the deepest borehole in the world drilled exclusively for the study of the lithosphere. A tool used for drilling the borehole.
- Categories: Environmental Issues, Science & Technology
- Location: Murmansk region, Russia
- Event date: 01.04.1984
- Date published: 10.09.2019
- Author: Alexey Varfolomeev
- Credit: Sputnik
- Original: DP84-2618, 35 mm film
- Media: JPEG, 5341x3543px, 6.8Mb