Orestida

Orestida () is a municipality in the Kastoria regional unit, Greece. The seat of the municipality is in Argos Orestiko. The municipality has an area of 340.731 km2.
The town of Argos Orestiko hosts the celebration of the ascension of the Holy Cross, in September. This is one of the biggest festivals of the regional unit of Kastoria.
Municipality.
The municipality Orestida was formed at the 2011 local government reform by the merger of the following 2 former municipalities, that became municipal units: