The challenge is to find your way across the country by finding clues in the scenery.
After succesful completion you can submit your solution to check your result.

The challenge is that you have to fly, look, calculate, and write at the same time, just like real pilots. 

This puzzle is a slightly different from the previous puzzle:
https://flightsim.to/file/5508/puzzle-0-navigation-challenge-netherlands-belgium-border
For explanation and tips, see Puzzle #0 on this site
https://flightsim.to/file/5507/puzzle-0-navigation-challenge-tutorial
with accompanying Youtube video
https://youtu.be/-G5eEMJr5Q8
but note that this puzzle is slightly different.

Have fun!