Cristiana Achille is an associate professor of Topography and Cartography. She graduated in Architecture at the Politecnico di Milano and obtained there a PhD in Geodetic and Topographic Sciences. She founded, with prof. Francesco Fassi, the ‘3D Survey Group’ (Dpt. A.B.C., Politecnico di Milano) http://www.sitech-3dsurvey.polimi.it Her research focuses on the measure and the representation of Cultural Heritage and urban context. In particular, she focuses on studying new technologies for surveying and managing data. She participates in several projects at a national and international level, where the target was a 3D accurate, complete and rapid survey of complex architectures and large monumental sites.