HOLY TRINITY AND ST PETER'S CATHEDRAL, located at Troitskaya Square. An 18th century architectural monument. The first wooden church on this place was built in 1709-11, by order of Tsar Peter the Great
MIRACLE-WORKING AND REVERED ICONS. The most famous Miracle-Working icon of Our Lady of Kazan — the copy of the 16th century of the lost Miracle-Working icon of the same name, can now be seen in the Kazan Cathedral
