frontier
Piusa River
The Piusa River formed the confessional boundary between Catholic Livonia and Orthodox Setomaa from the 1240s, and still marks the cultural frontier between Lutheran Estonian and Orthodox Seto identity. For a 17 km section near Pechory, it serves as the modern Estonia-Russia border. Anchor modes: material_layer | network_route | Search hooks: Piusa River; Piusa jõgi; confessional boundary Setomaa; Livonia Orthodox border; Estonia Russia border river
Follow the river along the historical confessional boundary; the western bank was Catholic/Lutheran Livonia, the eastern bank Orthodox Setomaa. Near Pechory, the river is the modern border.