Mountains have existed for millions of years in various parts of the world. They are formed to seismic and geological forces such as seismic shift and volcanic eruptions. Some are dormant, while others remain active. Today, volcanic eruptions continue to happen, such as recent eruptions in Hawaii. Mountains can be quite a beautiful site to see, and their history and cultural relevance to the local communities make them intriguing and attract tourists from around the world. To protect the ecosystem, wildlife, flora and fauna and of these parks, governments have set up National Parks and reserves around mountains the world over. Below we look at the 12 most magnificent mountains in the world based on their heights and topographical prominence.