2024-07-11 00:00:00 Reconstructing the monuments of a Roman, medieval, Farnesian and Bourbon city in augmented reality to bring them back to life through a smartphone app is the goal of CittAumentata. This app introduces an innovation in the tourist enjoyment of cultural, artistic and archaeological heritage: visiting the cities turns into immersion in a time machine. Many hours of historical-archival research work and to acquire the topographic and photogrammetric data necessary for the 3D modeling phase of the ancient buildings. With a simple framing of the camera, 3D reconstructions of the ancient monuments will appear on the screen together with in-depth content, giving the tourist the opportunity to observe them as if they were real.