I spent my summers as a teenager working at Bar-41 Dude Ranch and Summer Camp. The folks there were like a second family to me and I miss those days. I used my Bantam Tools Explorer CNC Milling Machine to mill this and the software below to put together the model and create the tool paths. Bantam Tools Explorer CNC Milling Machine: https://store.bantamtools.com/products/bantam-tools-explorer-cnc-milling-machine Touch Terrain to create model: https://touchterrain.geol.iastate.edu Fusion 360 for tool paths: https://www.autodesk.com/products/fusion-360 Blender to decimate it to decrease polygon size: https://www.blender.org Plotter Vision to create the SVG: https://plotter.vision Inkscape to edit and position and run HPGL to the plotter https://inkscape.org And plotted them on a 1980s HP 7550 pen plotter: http://hpmuseum.net/display_item.php?hw=75