Its not that hard to cross over to brasil from iberia/morocco.
I wouldn't be too surprised if a handful of roman ships were blown vastly off course and wound up in south america.
Coming back is a different story though, you'll be fighting winds most of the way unless you go the long way around, and i doubt whatever roman ships made the crossing would be able to come back.
>One other small difference between the EU, and the USSR, is that T-54 tanks don't start rolling in, when your country decides to hold a little regime change... Or even a general strike.
I wouldn't be too surprised if a handful of roman ships were blown vastly off course and wound up in south america.
Coming back is a different story though, you'll be fighting winds most of the way unless you go the long way around, and i doubt whatever roman ships made the crossing would be able to come back.