@conference{EURECOM+5773, author = {Monti, Diego and Palumbo, Enrico and Rizzo, Giuseppe and Troncy, Raphaël and Morisio, Maurizio}, title = {Semantic trails of city explorations: How do we live a city}, booktitle = {Submitted to ESWC 2019 \& ArXiv, 11 December 2018}, year = {2018}, editor = {Springer}, note = {© Springer. Personal use of this material is permitted. The definitive version of this paper was published in Submitted to ESWC 2019 \& ArXiv, 11 December 2018 and is available at :}, }