How do the internet wires get to sea floor level? And how would they get fixed if an issue arises?

Question

How do the internet wires get to sea floor level? And how would they get fixed if an issue arises?

In: 88

Answer 1

[https://www.youtube.com/watch?v=UnBRlXfYe18&t=2s](https://www.youtube.com/watch?v=UnBRlXfYe18&t=2s)

20.000 cables under the sea (Documentary about the huge fibre optic cables that connect us, 2010)