Siviri is a village in West Kassandra which is 9 km away from Kallithea. It is build amphitheatrically along the sandy shore. During the summer months, like every seaside village in Halkidiki and especially in the first peninsula, Siviri is filled with Greek and foreign tourists who visit the village to swim or to dine at seaside taverns. Siviri is known because of Kassandra Festival which held every year in July and August in the large Amphitheater that exists outside the village.