The firm explains the concept: "Transferred through the hole will be soundtracks of the life on the other side: cows from the pampas of Argentinas, commuters rushing among transit through New York City, the maritime life of Stockholm, and layers of history so audible among the streets of Berlin." This incredible feat of engineering and architecture, which is the first has already become an exciting tourists prospect for the city of Xian.
Implications - The rise of aviation and modern transportation has blurred the boundaries significantly between global nations. Tourism is at its peak in modern society and well-known cities rely on this for significant revenue. The development of attractions that are innovative and unseen in smaller, lesser known cities will bring tourism revenue to new heights by generating public buzz and media attention.