[sflanker]

https://tympanus.net/codrops/2015/12/16/animated-map-path-fo... Not an exact match for your description, but in the same vein

[lbebber]

Oh, I made this! (almost a decade ago, huh)

[trebeljahr]

this is one of the coolest things I've seen in a while and I'll take inspiration from the article.

Also, funny how in the blog post it says the Github will come soon and now almost a decade later there is still no Github link :)