Kawah ijen is the world’s largest acidic water lake containing 27.5 million m³ of turquoise water located in Java. This lake is the largest reservoir of hot and acid water …
![ijen crater](https://ijenexpedition.com/wp-content/uploads/2022/11/IMG_81271-1290x737.jpg)
Kawah ijen is the world’s largest acidic water lake containing 27.5 million m³ of turquoise water located in Java. This lake is the largest reservoir of hot and acid water …