https://developers.google.com/maps/documentation/staticmaps/#Limits

https://developers.google.com/maps/documentation/utilities/polylineutility

https://maps.googleapis.com/maps/api/staticmap?size=400x400&path=weight:3%7Ccolor:orange%7Cenc:cpauGxtzkVKmHiCPaHQEf^{AdCuBBiAcAwAUgAiB_Ao@cA`@CtAPhBDlCc@n@qEh@uHPaGtAoA?Qv@sCjAaFfDkF~FmCrGyBrK_BpJu@zKQnUJvFnCvV

https://github.com/Automattic/node-canvas
https://github.com/mapbox/polyline/blob/master/src/polyline.js https://github.com/mourner/simplify-js/blob/master/simplify.js