• Wake up at 06: 00 a.m., get Breakfast at 06:30 a.m. • 07:00 – 07:40 Drop at Sembalun village by our mountain car. • 08:00 Check-in at Rinjani National Park office. • 08:30 Trekking begins. • 12:00 Arrive at post 2 ( tangengean 1.500m) and spend 2 hours inclusive of cooking fresh meals, relaxing, and lunch. • 14:00 pm Ascend up to pos 3 ( pada balong 1.800m) and post 4 ( cemara siu) for 1 hour. • 17:00 arrive at Sembalun Crater Rim II, camp, dinner, overnight.

On the first day, we start after breakfast at 06:30 am at your accommodation and drive for 40-45 minutes to the National Geopark Office in Sembalun Lawang. Arriving at approximately 08:00, you'll complete registration, including showing your pre-booked e-Rinjani ticket. The trek begins in the Sembalun Valley (1,100m) and briefly passes through a rainforest. After about 1.5 hours, we reach Post 1 (Monitoring Place, 1,300m) for a short break. Then, it's a 45-minute hike to Post 2 (Tangengean, 1,500m), where you'll enjoy a 2-hour lunch break with freshly cooked meals and a variety of hot beverages. After lunch, we continue to Posts 3 and 4 (Cemara Siu), arriving around 15:00. A short break follows. The day ends with a 2-hour hike to Mount Rinjani's Crater Rim II (Pelawangan Sembalun, 2,639m). Here, you'll spend the first night, enjoy dinner, and prepare for the challenging hike to the summit after a short night's rest