Autenticità digitale. L’esperienza turistica aumentata di un sito UNESCO

The article proposes a reflection on the topic of authenticity with reference to digital solutions developed for cultural heritage. After a brief theoretical review on digital authenticity, the article analyzes as a case study an application for mobile devices, which offers augmented reality content and digital reconstructions of spaces, monuments and activities of the Roman city of Tarraco (Tarragona), included by UNESCO in the World Heritage List. The research conducted according to a qualitative methodology returns evidence of the centrality of authenticity in the tourist experience and in the strategies aimed at fostering the attractiveness of places.