Leaflet | Original idea from Charles Minard and his famous Carte figurative des pertes successives en hommes de l'Armée Française dans la campagne de Russie 1812-1813. Minard troop data courtesy of IBM Many Eyes. Background image from Albrecht Adam's Battle of Moscow on 7 September 1812, © Stadia Maps© Stamen Design© OpenMapTiles© OpenStreetMap contributors