Marathonas (Prefecture of Attiki) Telephone: +30 22940 55462
Winter: From 1-11-2019 to 31-3-2020 Daily 8:30 - 15:30, except TuesdaysSummer: From 18-5-2020 to 31-10-2020 Daily 8:30 - 15:30, except TuesdaysLast entry: 20 minutes before closing time