Photograph, City South tunnel, Liverpool and Pitt street

In today’s wireless world, the technologies that enable our connection are often intangible or invisible. But telecommunications infrastructure is all around us; across ocean floors, desert plains and our city streets. This photograph depicts the cable tunnel beneath Liverpool and Pitt Streets in Sydney, New South Wales.

Since the introduction of the telegram, physical copper wiring has been the crucial conduit between communicating parties. Within lead-sheathed cables, wires carry the electrical signals to and from exchanges, connecting people across suburbs, cities and countries. As demand for service grew, so too did the physical infrastructure; overhead wires crowded city skies to such an extent that the infrastructure went to ground. Underground.