The Synagogue at Mattancherry built in 1568, The Great Scrolls of the Old Testament, the Copper Plates on which the grants of privilege made by the Cochin rulers were recorded and the exquisite Chinese hand-painted tiles are of interest, is the oldest Synagogue in the Common Wealth Countries. It was partially destroyed in the war of 1662, but was rebuilt by Dutch. In the mid 18th century the clock tower was added. Its floors are paved with exquisite had painted blue-willow tiles imported from China. Of these no two tiles are alike. The great scrolls of the old testament the copper plates in which the grands of privilege made by the Cochin Rules were recorded and the exquisite Chinese and Painted Tiles are of great interest. The Synagogue is open from 10 am to 12 noon and 3 pm to 5 pm on all days except Saturdays and Jewish holidays. The boasts of Rabbi gives visitors a full account of the synagogue and the history of the Jews in Kerala. Although this ancient community of Cochin has new dwindled to Hebrew language remain in Jew Town.

Reputed to the the oldest church in India built by the Europeans (The Protestant church was built originally by the Portuguese in AD 1510 and is believed to be the first church built by Europeans in India). It is situated in Fort Cochin 10 km. away from style and renamed St. Francis of Assisi Church. Vasco Da Gama the Governor of Portuguese territories in India was buried in here before his mortal remains were taken to Portugal, fourteen years after his death. But the original tablet still remains here. Old records of the Church can been seen here. The most important one is the "Doop Book" of the Dutch Baptismal register maintained till 1804. Some old cadjan leaf manuscripts preserved in the church give information about the life of the Portuguese and Dutch settlers here. Grave stones from the graves of Vasco Da Gama and Portuguese and Dutch are embedded on the walls of Church. Brass tablets in memory of many Europeans especially the English are also embedded on the walls.