Map of Central Greece from above, Osios Loukas Monastery marked with a wine glass

Landmark · Central Greece

Osios Loukas Monastery

Founded in the 10th century by Venerable St. Luke on Mount Helicon's slopes, this UNESCO-listed Byzantine monastery holds the relics of the saint whose miraculous myron oil healed pilgrims for a thousand years—the oldest cross-in-square church in mainland Greece.