rinjani4dIn 1257, Mount Samalas, the precursor to Mount Rinjani, experienced a catastrophic eruption, one of the most powerful in recorded history. This caldera-forming event reshaped the landscape,Start From $ 4 days and 3 nhts summit via Sembalun You’ll spend four days and three nhts for mount Rinjani trekking Starting from sembalun village to crater rim sembalun,