Astonishingly, Harold Fisk did this in 1944 without any LiDAR: https://publicdomainreview.org/collection/maps-of-the-lower-mississippi-harold-fisk/ https://publ

Astonishingly, Harold Fisk did this in 1944 without any LiDAR: https://publicdomainreview.org/collection/maps-of-the-lower-mississippi-harold-fisk/ https://publicdomainreview.org/collection/maps-of-the-lower-...