The latest, very exciting research and release from the DECIMA team. Analyze and explore seventeenth-century Livorno, the new port city developed by the Medici dukes on the shores of the Tyrrhenian, in full 3D HGIS. Check out our pathbreaking new project now!


The heart of DECIMA is a free-to-use WebGIS App built using the ArcGIS Online engine. More detailed explanations of the data sets powering the map, and how to work with them, can be found here.

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Whether you have a question about working with the GIS tool, want to learn more about our upcoming projects, or have a pile of historical data that you just don’t know what to do with, we want to hear from you!





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This project is supported by the Social Sciences and Humanities Research Council of Canada

Archivio di Stato di Firenze

Archivio di Stato di Livorno

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