A very cold but sunny Good Friday camping up on the East Branch Sacanadaga River. Got stuck briefly driving up the driveway, but once I got camp underway things were great. Some thoughts about my future among other things.
Just another view of the great, little known Normans Kill Falls in the Gorge under the Thruway Bridge.
While this is more of an ArcGIS tutorial it has many ideas you can use with QGIS or your favorite GIS program. Some basics on digital elevation models and using raster math. Might even be better to do programmatically with R!