Just like the Bandel Church, the architecture of the St. Olav’s church is not characteristically Danish, but bears stamps of other European influences.
The present building was built between 1875 and 1885, just when the Strand was being embellished. It was designed by the French architect Jacques Duchatz.
The oldest Christian edifice of worship in Bengal is the Basilica of the Holy Rosary, Bandel commonly known as the Bandel Church-- a Portuguese Church