byTHE TIME u are in Australia thourgh bus..u will be dead man......I stongly suggest you not to travel such a long distance through bus..... If you want u can join me from New York to Kathmandu through hiking. Time Duration: at least 10 years Expense: At least 10,000 in cash and another 25,000 in credit cards. And almost 0.0000000000000001 % possibility of reaching KTM. If any body interested let me know...