left click to activate ruler tool, right click stops ruler tool

149W0.00
148W0.00
147W0.00
146W0.00
145W0.00
144W0.00
69N24.00
69N36.00
69N48.00
70N0.00
70N12.00
70N24.00
70N36.00
70N48.00
71N0.00
71N12.00
white: 25m
black: 50m
magenta: 100m
cyan: 200m
yellow: 500m
blue: 1000m
green: 2000m
red: 5000m
cursor
glider
ruler
dive tail
enable KML

BESbswy