Originally Posted by TheAquarius

hey @johndoesti
Im an oudoor guy. been hiking for years
you can dl free openmaps, topographic maps with elevation contours, routes then dump it to your garmin gps or watch
I 'll send you a tutorial about it
hope it helps
regards

This will be little out of topic but there is a program called OpenCPN which can be used navigational purposes for captains education. There is maps for openCPN i couldnt find mediterranean and blacksea maps anywhere if you know anything it would be great. thanks