Originally Posted by
Rambuster
With two longhauls a month it can even be done within 12 months instead of 24 !

If you start your journey in North America (YYZ, JFK, ORD, MIA and many other destination) flying LH or LX and connecting via MUC or FRA or ZRH to the Far East (PVG, NRT, HKG, BKK and SIN) or to the Middle East then you will get it in much shorter time