Yes, you need a passport to travel to Papua New Guinea from Australia. Additionally, you may require a visa, which can often be obtained on arrival for Australian citizens. It's important to check the latest travel requirements before your trip, as they can change.
Yes, you need a valid passport to travel to Australia.
If you are form Australia than no need to passport to travel < a href=http://www.cruiseeasy.com.au/>cruise Australia.
Yes, everyone needs a visa to enter Papua New Guinea beside it's own citizens and permanent citizens.
If you are a US citizen, you will need both a valid US passport and an Australian ETA visa to travel to Australia.
no. Only people get passports.
Yes, a US passport holder needs a visa to travel to Australia.
yes
No, if you buy a house in Australia they will not give you an Australian passport. You need to apply for an Australian passport, and you can only do that by becoming an Australian citizen.
You'll need a US PASSPORT to return to the US.
Where are you from? What country's passport do you have? If you're an EU or EEA citizen then you don't need a visa for travel within the European Union or the EEA (Norway, Iceland, Liechtenstein). I'm from Guinea and I have Guinea passport. Then you will need a Schengen visa. You need to get it from the Spanish embassy in Guinea. The visa will be valid for all Schengen countries.
No, but you do need a valid passport.
Yes