#450: routing, traffic, grid, waldseemüller, coins
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Alternatives for routing with Leaflet
http://mappinggis.com/2016/08/calculo-de-rutas-en-un-mapa-web-de-leaflet/ -
24 hours animation of the USA highways traffic
http://metrocosm.com/us-highway-map.html -
US electric system operating data
http://www.eia.gov/beta/realtime_grid/#/status?end=20161002T00 -
Martin Waldseemüller 1516 Carta Marina celebrates its 5th century
http://blog.geogarage.com/2016/10/celebrating-500th-anniversary-of-martin.html -
"Lost change" an interactive to explore old coins
http://tracemedia.co.uk/lostchange/
Raf