La Laguna Cathedral February 1819, a papal bull approved the division of the Roman Catholic Diocese of Canarias in two dioceses. The temple became a cathedral in 1819 by bull of Pope Pius VII, and the new diocese of La Laguna was created. The Diocese of San Cristóbal de La Laguna includes the islands of Tenerife, La Palma, La Gomera and El Hierro in the province of Santa Cruz de Tenerife. In obtaining the title of cathedral and the creation of the Diocese it had an important role priest Cristóbal Bencomo y Rodríguez, confessor of King Ferdinand VII of Spain and Titular Archbishop
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