Canary Islands ocean in the middle of the islands of La Gomera, Tenerife and La Palma; where the laurisilva forests grow. The seven major islands, one minor island, and several small islets were originally volcanic islands, formed by the Canary hotspot. The Canary Islands is the only place in Spain where volcanic eruptions have been recorded during the Modern Era, with some volcanoes still active (El Hierro, 2011). Volcanic islands such as those in the Canary chain often have steep ocean cliffs caused by catastrophic debris avalanches and landslides. The Teide volcano on Tenerife is the highest mountain in Spain, and the
Iceland–Norway relations was brought under Norwegian rule around 1262. This lasted until the Kalmar Union in 1380, which united the three kingdoms of Denmark, Norway (with Iceland, Greenland, Faroe Islands, Shetland and Orkney), and Sweden (including some of Finland) under a single monarch. The Kalmar union broke apart when the Lutheran Reformation became predominant, a union of the three Swedish crowns split apart from the Danish crown that continued to rule Norway, and Iceland, having hegemony over the North Sea. Norway gained independence from the so-called union, to some degree in 1814, whereas Iceland remained a colony until 1944. Greenland is still