The common answer for the above question may be satellite, towers, etc. but here is something different. As we know www means “World Wide Web”. And we are connected to this world with Internet. The communications between person in one country to the person in another country have become so easy. There are lots of methods of communication like emailing, internet, messaging, Voice over Internet Protocol (VOIP), voice call & video call by the companies like Skype, Whatsapp, Facebook, Viber, etc.
Here the main technology which is providing all this is development of Internet. Internet-to-Internet is connected by these cables. These submarine cables are setup under the sea and the major investors in these new cables setups are Google, Facebook, Microsoft, and Amazon. For more information’s you could visit its site and find different frequently asked questions (FAQs). The Submarine Cable Map (https://www.submarinecablemap.com/) is a free and regularly updated resource from TeleGeography.
Image Source: Submarine Cable Map