http://www.robertosconocchini.it/dispositivi-mobili.html
https://edpuzzle.com/welcome
Google fusion table
https://builtvisible.com/visualising-data-google-fusion-tables/
https://support.google.com/fusiontables#topic=1652595
http://it.wikihow.com/Creare-una-Google-Map-Utilizzando-Dati-in-Excel-e-Fusion-Tables