The Porthcurno Telegraph Museum is located in Cornwall, England, and showcases the history of global communication through telegraphy. It was once the hub for undersea cables that connected the UK to countries around the world, playing a crucial role in international communication. Visitors can explore interactive exhibits, including a restored Victorian telegraph station and displays about the development of telecommunication technology. The museum also highlights the significance of Porthcurno in the evolution of communication, making it an important site for understanding the impact of telegraphy on modern society.