Built in 1890 to the designs of the Italian architect Valentino , the cathedral is an example of Gothic Revival architecture ( and Brick Gothic in particular ) in the country . The interior is decorated with sculptures and stained glass windows . It was the cathedral church of Blessed Eugene Bossilkov , bishop of Nicopoli , executed by the communists in 1952 . The pipe organ of the cathedral was installed in 1907 . It is the only one of its kind ( with pneumatic action and with a Romantic sound ) in Southeastern Europe , and was produced by the Voit company from Karlsruhe . It has two manuals and 13 stops . The instrument was damaged by the 1977 Bucharest earthquake and it was fully restored in 2004
1977 Bucharest earthquake
1977 Vrancea earthquake
St Paul of the Cross Cathedral