Travelling outside the country. We prepare a ticket and check flights. Must pass a PO or a passport to the nation that we are going to. That it's messy than most domestic travel.
Traveling outside the country; We need to prepare for flight and check the flight. Must have a passport or passport to enter the country where we could go. It's more complicated than domestic travel.
Traveling outside the country. We have to be prepared, and check the flight ticket Must have a passport or passport to enter the country, we will go. It is more difficult to travel in the country.