- What is the deepest hole dug by hand?
- How far down is the Earth’s core?
- Can we drill into Earth’s core?
- What keeps the Earth’s core hot?
- What temperature is the mantle?
- How deep we can dig the earth?
- Can you dig a hole to China?
- Can humans go to the center of the Earth?
- What is the thinnest layer of the earth?
- Why was the Kola Superdeep borehole welded shut?
- Can we dig into the mantle?
- Has anyone ever dug into mantle?
- How deep is it to the mantle?
- How close to the Earth’s core have we been?
- How long would it take to get to the Earth’s mantle?
- What would happen if someone dug to the earth’s core?
- Which country has the deepest man made hole?
- What happens if you dig too deep in the earth?
What is the deepest hole dug by hand?