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

41W0.00
40W0.00
39W0.00
38W0.00
37W0.00
36W0.00
21N0.00
22N0.00
23N0.00
24N0.00
25N0.00
26N0.00
27N0.00
28N0.00
white: 25m
black: 50m
magenta: 100m
cyan: 200m
yellow: 500m
blue: 1000m
green: 2000m
red: 5000m
cursor
glider
ruler
dive tail
enable KML

BESbswy