Arrival Day: One day before trak begin, we will come to pickup you as included in the price and transfer to hotel in Sembalun. Day 1: After breakfast at hotel we will register at the Rinjani information centre. Trekking start at Sembalun 8:00 am with a gentle climb through open meadow. After about 2 hours of walking, we will reach the post 1 (1300m), and another 40 minutes to Pos 2 (1500m). We will continue to Pos 3 (1800m) and have lunch here. After lunch and rest, we will go to crater rim (2639m). It takes 3 hours including a prolonged steep climb. We will camp the night on the crater rim. We can enjoy the view of sunrise and sunset. Day 2: We wake up around 2:00 am under the cover of darkness with a hot drink and a light breakfast. Start heading to the summit at 3:00 am with a moderate trek, followed by a fairly easy but longer trek. Final approach that involves climbing up steep volcanic scree looser. At 6:00.am We reach the summit (3726 m) with a beautiful sunrise. After that, we will descend into the crater rim Sembalun within 2 hours and then continue down to Sembalun, for 5 hours to reach and from Sembalun we drop of you to the location included in the price. finish trip