Photo: Jelle, CC BY-SA 2.0 via Wikimedia Commons
A well-preserved building from the times of old Rus', with some later alterations.
Transfiguration Church of the St. Euphrosine monastery in Polotsk, Belarus is a unique monument of pre-Mongol Rus' architecture. Built in the 12th century, it was reconstructed in the 17th and the 19th centuries. Despite the reconstructions, the church has preserved the original Medieval frescoes.
© OpenStreetMap contributors
This medieval building was completely redecorated during the Baroque period.