How can we visualise our driving distance dataset another way? Can we create something like this which is using Voronoi polygons: Palvealueanalyysi avoimella lähdekoodia #Hämeenlinna #PostGIS #pgRouting #sote #OSGeofi pic.twitter.com/ssyCD0vOxN — Pekka Sarkola (@posiki) May 23, 2017 Well, yes we can. And PostGIS gives us the tools