Sulfur at Kawah Ijen volcano in Indonesia, when exposed to the air, creates mesmerizing blue flames, yet it harbors many dangers for travelers.
Embarking on an adventurous journey to witness the grand sulfur mine at Indonesia's Kawah Ijen volcano.










Source: Bich Phuong/Zing news
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Reference: Travel guide Mytour
MytourAugust 10th, 2018