I have been coming to Greece since 1977 and have never stayed on the mainland before, once staying on Spetses and otherwise island hopping on chartered yachts.
As Loriners will know Hephaestus was the patron god of metal working no doubt including the parts wrought in metal on a horse’s harness such as bits, bridles and stirrups. And as everyone knows the Greeks were riding horses more than a thousand years before the Birth of Christ.
The metro system in Athens is not complicated – just three lines: green, red and blue, as easy as one, two, three and indeed that’s what they are called.