Why this country is there so much in Developed? no road to rail no rivers. Staff a style map with contour lines villages would be welcome (print pieces) some gliders are irons) board unstable stall. What are the equilibrium offset some devices? the winching the glider withdraws the side or just the wind which is contradictory to the moin with mechanics. Green still uncertain reliefs and distances green. I découvers a mountain refuge of 3 chamois few cows but no cars or motor or horse since no roads. The names are not memorized the plan gives the distance of the flight but not altitudes! It takes patience to play this trick