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https://www.otegroupmuseum.gr/wp-content/uploads/2026/08/571x411_Museum-Heroes.png1191857Who are the unsung heroes behind telecommunications? And how did they manage to bring people closer together so that we’re all connected today? Children explore the world of telecommunications and learn about the great inventors, telephone operators, and technicians who changed the way we live and connect. By learning about each person’s role, they discover […]