Backbone networks of Russia and the West?

Question

Computer networks

I really want to learn about backbone networks, their architecture and how it is implemented in Russia and other countries. After all, the difference must be very large, because of the territory. Operators do not particularly share information about their trunks, and I cannot read foreign operators (language barrier). I would be grateful for any article or book.

Answer 1

There, the inscriptions will all be in English - so it's easier to learn English and
https://www.google.com.ua/search?q=internet+cables

Answer 2

https://habrahabr.ru/company/beeline/blog/200784/
https://habrahabr.ru/company/ua-hosting/blog/263255/