Copy of c33_d00_shp simplified with WebShaper using
Douglas-Peucker algorithm at 94% simplification.

cs33_d00.gpx generated with:
shp2text --gpx cs33_d00.shp 8 3 > cs33_d00.gpx

http://www.mapshaper.org/
http://www.obviously.com/gis/shp2text/