Demetrius of Thessaloniki
The Cathedral of Saint Demetrius (Russian Дмитриевский собор) is a cathedral in the ancient Russian city of Vladimir. It was finished in 1197 during the reign of the Grand Prince Vsevolod the Big Nest of Vladimir-Suzdal to the honour of Saint Demetrius of Thessaloniki. Being an important component of the White Monuments of Vladimir and Suzdal, the cathedral belongs to the World Heritage of UNESCO. Currently, the cathedral is a part of the Vladimir-Suzdal open-air museum.