Nafplio is situated in Argolida County in East Peloponnese. It is a very popular destination for a day or weekend excursion from Athens. You can reach Nafplio easily from Athens either by car or by bus . The distance between the two cities is 150 km (93miles). It will take you 1,5 to 2 hours depending on traffic.There is free parking area at the port of the town.