* Topography and relief: NASA Shuttle Radar Topography Mission (SRTM1) (public domain) with USGS Global Data Explorer;
Borders, roads, rivers, lakes: [www.openstreetmap.fr OpenStreetMap] (CC-BY-SA-2.0)
Location map: File:Italy map-blank.svg
https://commons.wikimedia.org/w/index.php?title=File:San_Marino_relief_map-fr.svg