Built in memory of the Russian-Turkish Liberation War of 1877-1878, the Sf George Chapel of Orthodox Rite honors the memory of the fallen soldiers in the 1878 siege of Plevna. The remains of the 31,000 Russians and 7,500 Romanians are buried in the mausoleum crypt. The mausoleum was built in 1903-1907, for the 30th anniversary of the liberation of Bulgaria. The project is elaborated by the architect Penceo Koicev, and the iconostasis is the work of the painters Ivan Markvichka and Anton Mitov. The chapel has a Bulgarian-Byzantine style, with cross domes. It has a central dome 24 m high and four more side domes. The facade is built with horizontal brick and stone belts on an area of 452 square meters. The chapel is part of the 100 national monuments of Bulgaria.