The small black and white squares may arouse more curiosity than interest in those who observe the code, which is in fact a world first. The Portuguese Pavement is a traditional style pavement used for many pedestrian areas in Portugal and worldwide known. Situated at the top of Rua Garrett, in Chiado, Lisbon, the QR code provides access to tourist information about the area. This project was developed by the agency MSTF Partners. Watch the making of video below.