Spatial Analyst Tutorial using John Snow's Cholera Data. This tutorial walks you through the basics of how to create a kernel density surface using ArcGIS Spatial Analyst. To see the cholera data in 3D Analyst / ArcScene, you can watch the 3D Analyst tutorial here:    • GIS 3D Analyst / ArcScene tutorial wi...  

Want to work with the John Snow cholera data yourself? For a similar dataset see:

http://www.library.yale.edu/MapColl/f...