Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Greek National Road 1 is the longest highway and the principal north-south road connection in Greece. It connects the country's capital Athens with its Thessalian and Macedonian provinces and with its second largest city Thessaloniki. It is part of the "PATHE" road axis (Patra, Athens, Thessaloniki, Evzoni).