At the risk of putting the feline amongst the avians,
In 32 years of Tower and Runway Control duties
and umpteen Fam flights, I have only witnessed
ONE , count 'em
one walk round, and that was with a friend of mine on the ground at Malaga
[I know that I can't see everything from the tower (MAN/EGCC) but I can see quite a lot
we aim to please, it keeps the cleaners happy