Panagia Ekatontapyliani is an ancient and significant Greek Orthodox church located in Parikia, capital of Paros. 

The name Ekatontapyliani means “Church with 100 doors” in Greek, although there are not actually 100 doors in the church. 

The church dates back to the 4th century AD and is believed to have been built by Saint Helena, the mother of Emperor Constantine the Great. 

The church has undergone various renovation work over the centuries and has a unique architectural style that blends ancient Greek, Byzantine and Christian influences. 

Panagia Ekatontapyliani is considered to be one of the most important and revered pilgrimage sites in Greece. 

It attracts visitors from all over the world who come to admire the beauty of the church’s interior, the intricate mosaics, and the ancient artifacts on display.