Your tracks can help to specify free maps so you'll be able to get more exact maps. This can be "Draw a Map" project maps, Belorussia map, Central part of Russia map and some more.
Tracks help to choose a proper route, to define the most complicated road sections especially if there are no maps that allow auto route building.
Mostly people know nearly nothing about life in another hemisphere and even about life in neighboring region. Evidently there are roads in Russia and in Sakhara desert. It turned out that airplanes don't fly straight and quickly gain their height.
