![Welsh Music Podcast | Podlediad Miwsig Cymreig on Twitter: "In 1970,the Soviet Union scientific drilling project began at the Kola Superdeep Borehole on the Russian border with Norway. It's the deepest borehole Welsh Music Podcast | Podlediad Miwsig Cymreig on Twitter: "In 1970,the Soviet Union scientific drilling project began at the Kola Superdeep Borehole on the Russian border with Norway. It's the deepest borehole](https://pbs.twimg.com/media/EYuhB7CX0AAPxFQ.jpg)
Welsh Music Podcast | Podlediad Miwsig Cymreig on Twitter: "In 1970,the Soviet Union scientific drilling project began at the Kola Superdeep Borehole on the Russian border with Norway. It's the deepest borehole
![Russian scientists 'find Noah's floodwater' at bottom of Kola Borehole | Weird | News | Express.co.uk Russian scientists 'find Noah's floodwater' at bottom of Kola Borehole | Weird | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/80/590x/Noah-Great-Flood-Kola-Borehole-733026.jpg)
Russian scientists 'find Noah's floodwater' at bottom of Kola Borehole | Weird | News | Express.co.uk
Space_lovers - How deep is 12 kilometres, comparatively? Deeper than the deepest point of the ocean - the Mariana Trench. In fact, this is the deepest hole we've ever dug into our
![Drilling the Deepest Hole in The World Was Extremely Hard | by Sean Kernan | Lessons from History | Medium Drilling the Deepest Hole in The World Was Extremely Hard | by Sean Kernan | Lessons from History | Medium](https://miro.medium.com/v2/resize:fit:813/1*OUtrd_DzKx7wvhZ3Jl7KhQ.png)