Roman Catholic Diocese of San Cristóbal de La Laguna Roman Catholic Diocese of San Cristóbal de La Laguna The Roman Catholic Diocese of San Cristóbal de La Laguna (), also called Diocese of Tenerife or Diocese Nivariense, is a diocese located in the city of San Cristóbal de La Laguna in the Canary Islands in the Ecclesiastical province of Sevilla in Spain. The diocese includes the islands of Tenerife, La Palma, La Gomera and El Hierro, in the province of Santa Cruz de Tenerife. The bishop of this diocese is Bernardo Álvarez Afonso. The arrival of Christianity to the western islands of the Canaries took place (as in the
Canary Islands third tallest volcano on Earth on a volcanic ocean island. All the islands except La Gomera have been active in the last million years; four of them (Lanzarote, Tenerife, La Palma and El Hierro) have historical records of eruptions since European discovery. The islands rise from Jurassic oceanic crust associated with the opening of the Atlantic. Underwater magmatism commenced during the Cretaceous, and reached the ocean's surface during the Miocene. The islands are considered as a distinct physiographic section of the Atlas Mountains province, which in turn is part of the larger African Alpine System division. In the summer of