The alert level of Ijen Volcano was heightened to level 2 on the 7th January by Indonesian Authorities PVMBG. The temperature of the crater lake have increased from around 16℃ in December to around 45℃ today. Volcanic earthquakes has also been on the rise.
Total photos in this article: 3 (Available in Jpg/Raw.). (25+ photos not published)
Total video: not published online.