The religious center of the island with the largest pilgrimage is Panagia Portaitissa dating from 1762.
It is dedicated to Panagia Monastery Portaitissa the Iberians, a copy of the image which brought the Saint Anthimos of Astypalea.
If you are on the island in 15th of August that celebrates the Portaitissa, be sure to be there.
For the sake of a big festival with violins and lutes.
Near the church operates a museum of rare Astypalean art-works of incomparable beauty and art.