In the quiet alpine village of Mulegns, Switzerland, a striking new landmark now pierces the sky, not just as an architectural marvel, but as a lifeline for a fading community. Standing at 30 metres tall, 'Tor Alva' ('The White Tower') is the world’s tallest 3D-printed building, a delicate yet daring structure designed to lure visitors, spark investment, and perhaps even reverse the village’s decades-long decline.