In+ersec+ion for Spatial People

With 3D GIS in the news, here's an ongoing series working though a public 3D subsurface petrodata set from desktop modelling to web broadcasting. While BIM and geodesign have been grabbing the 3D GIS headlines, subsurface datasets for fluid flow are explore here. They will become increasingly important not only in petroleum but also in, say, water resources and underground contamination monitoring, or underground  fault and earthquake tracking.