All roads lead to Rome

Roads to Rome calculated by an algorithm.
Source: roadstorome.moovellab.com

Omnes viae Roman ducunt (Latin).
Tutte le strade portano a Roma (Italian).
Tous les chemins mènent à Rome (French).
Alle Wege führen nach Rom (German).
All roads lead to Rome (English).

Almost every language has this wording about reaching the eternal city of Rome. Does it mean, that I just have to go out the door, step onto the road and if I don't keep my feet, I will magically end up in the ancient city on the Tiber river? I decided to give it a try this summer. My experiances will be documented here.