History and archaeology, combined with 21st century technology, made possible this very interesting study. The maps are so illuminating!
All 187,460 Miles of Road That Led to Rome, Mapped (Gift Article)
A digital atlas of ancient Rome’s highways and byways reveals a road network that was more extensive than thought.
www.nytimes.com
If you want to see additional maps and read details, make a big pot of tea and go straight to the source: