NC Map
thingiverse
No one knows what a .thing file is or how to convert it. Here is the .stl that I extrapolated from it.
Download Model from thingiverse
With this file you will be able to print NC Map with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on NC Map.