Pyrgi is possibly a medieval settlement , built before 10th century . It gathered population from different villages , whose residents settled in Pyrgi to avoid the pirates ' raids . It is mentioned in documents of the 11th , 14th and 15th centuries . The village did n't suffer damage from the earthquake of 1881 and so it keeps the medieval style . Pyrgi became the seat of the Mastic community and nowadays it is the seat of the Mastichochoria municipal unit
earthquake of 1881
1881 Chios earthquake
Pyrgi, Greece