Ijen Crater
The beauty of Ijen Crater with its worldwide natural phenomenon is undeniable. The Blue Fire is one of the main attractions of Ijen Crater, when the night blanket arrives, revealing the blue fire glow from the base of the Ijen crater. This natural phenomenon, caused by the sublimation of sulfur gas to reach a temperature of more than 200 degrees, creates a Blue fire that only exists in two places in the world. when the morning sun begins to sweep away the darkness of the night, an exotic natural landscape appears. The crater with the largest acidity in the world, natural scratches formed around the crater cliffs, the activities of sulfur miners and climbers blend into an exotic sight.