The largest island of the archipelago and is easily recognized due to its shape that resembles a seahorse. Well known for having the second biggest active crater of the world in Sierra Negra Volcano, is located on the west of the archipelago and has one of the richest marine ecosystems. Isabela together with Fernandina are still located over the hot spot, causing volcanic activity until today, making them the youngest islands of the archipelago. Wolf Volcano had activity just last year giving visitors the chance to see how the islands grow and turn into what we know today.