Because Batanes was named Provincia de la Concepcion in religious records at the time of its establishment, the first church was dedicated to Our Lady of the Immaculate Conception, Patroness of Batanes Prelature.

[2] With the establishment of Basco town on June 26, 1783, came the evangelical mission headed by Dominican Fathers Bartholome Artiguez and Baltazar Calderon.

[1] The first church was built in Basco town and was made of cogon and wood.

[1] People began to use lime not as just condiment for betel nut chew, but for constructing walls in combination with sand and stone.

Under Bishop Jose Salazar, O.P, the cathedral was rebuilt in its original form, which was completed in 2011.