Regional Topographic Map — 1:250,000 (Digital) — 1994 edition

Basic cartography — Topographical chart. It represents a chorography of the regional territory at the level of synthesis and is normally used to create pictures of the sheets of regional topographic maps on a larger scale. The map is also a support in the carrying-over of environmental and socio-economic territorial analyses on a synthesis scale, of the planning choices of large area and in the publication of thematic maps of synthesis.The Charter has been updated by improving georeferentiation in 2016.The 25 points used for gereferentiation, as for the Physical-Political Charter 1:250,000 Edition 2013, have been chosen (where possible and maintaining uniformity on soil cover) focusing on the crossings of roadworthiness over hydrography.