Originally Posted by
rens
Thanks for the quick reply. It helps.
like any Done 3 it is a bit of a challenge to use all 16 segments effectively
it is mathematically impossible to use up all 16 segments on a DONE3 unless one of the continent is North America because all other continents allow only 4 intra region flights.
4+4+4 + 3 (inter continental ) = 15