Province of Tenerife 2008 the province had 1,005,936 inhabitants and a density of 313.57 /km², making it the province of Spain with the sixth highest population density, higher than that of the province of Las Palmas (the eastern half of the Canary Islands). 24% live in the capital. Santa Cruz de Tenerife is the capital of the Autonomous Community of the Canary Islands. There are 54 municipalities in the province; see List of municipalities in Santa Cruz de Tenerife. Tenerife is the most populated island in the province of the Canary Islands and most populous island of Spain. The island of Tenerife has
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