Isoscope
▻https://uclab.fh-potsdam.de/projects/isoscope
Map of American Rivers
►https://github.com/NelsonMinar/vector-river-map
Amazon River Basin
▻https://daac.ornl.gov/LBA/guides/CD06_CAMREX.html
Roads to Rome
▻http://roadstorome.moovellab.com/countries