Must do. But get the 30pass that has 5 or 6 optio...

Must do. But get the 30pass that has 5 or 6 options as well as the acropolis. It last for 5 days and its 20 just to go up to the acropolis and the Ancient Angora (the old downtown of ancient Athens) is $10 so if you see 3 sites it's already paid for its self. Well worth it.