b_b @b_b PUBLIC DOMAIN 25/05/2017 1 1 South America drainage patterns https://giant.gfycat.com/ShamelessTatteredCero.gif ▻https://www.reddit.com/r/MapPorn/comments/68gdl0/south_america_drainage_patterns_gif_1389x2160_oc#map b_b @b_b PUBLIC DOMAIN