Kawah Ijen Volcano, on the island of Java, Indonesia has two of the most unusual occurrences on Earth. The “blue fire” that can be seen during night. And world's largest highly acidic lake. Four days ago, between 01:00-07:00, we admired it all! ⠀⠀⠀⠀⠀⠀⠀⠀⠀
by 29grader.se 6 years ago | via Instagram