Mr Hummingfrog, I think Mr A.Agincourt has spent the better part of his life on the NS (And he is rather Senior) So I think his points are worth taking on board!!!! And he is also my boss so I have to be nice!! Most importantly he has a moustache like a Privet Hedge.
The size of the structure as unimportant and may in itself lead to additional optical illusions.
Maybe you simply do not want to accept the fact that this can happen to any of us, in a serviceable machine!!!
SASless - very nice piccy of a mountain. Not sure I would like to meet that over the North Sea at Night. If you know where it is please have it removed before we bump into it!!!