After World War 2 when the largest migration took place, by boat as assisted migrants.
Greeks travel by foot, cart, and ships.
Yes, Americans can travel to Australia.
Yes
Yes, US citizens can travel to Australia.
People and goods travel in Australia by cars, I guess.
Yes, you need a valid passport to travel to Australia.
Foot and boat.
Australia has the same climate (mediteranian) and Australia has a more stable economy and less debt.
December, January and February are the hottest months to travel in Australia.
Yes, a US passport holder can travel to Australia.
Because that was there main route of Transportation. And it help them discover more lands.
The most common way for ancient Greeks to travel was by foot or by sea. They often walked or used boats to get from place to place.