Also spell out what "line of sight" means in this context.
It means a straight line that you can see to the other end while still being on the ground.
Long lines of sight are between stuff at high altitudes because at near sea level the horizon becomes a problem after only a few miles/kilometres.
Yes, I worked it out - just a suggestion for making the article better.
It means a straight line that you can see to the other end while still being on the ground.
Long lines of sight are between stuff at high altitudes because at near sea level the horizon becomes a problem after only a few miles/kilometres.
Yes, I worked it out - just a suggestion for making the article better.