Day 1 At 7 AM.We will pick up in your hotel in senaru and drive you to Sembalun Village for about an hour with mountain car.and start trek to POS1 in about 2 hours.Take a rest 10 minutes then continue to POS2 in about an hour.Take another 10 minutes short break then continue to POS3 in about an hour.We rest for 2 hours at POS3 then you will have lunch.After lunch,we continue to Sembalun Crater Rim which can be reach in about 3 hours. DAY 2 Wake up at 2:30 AM to have some light breakfast then we will leave at 3 AM to Summit.Trek to the Summit will take about 3.5 hours.After watching the sunrise we will go down to the Sembalun Crater Rim to have a breakfast,and continue to the lake,which take about 3 hours.Lunch will be provides beside the lake.After lunch we will go to the hot springs.After enjoying the hot springs,we are continue to Senaru Crater Rim in around 3 hours. DAY 3 After breakfast and enjoying the sunrise,we will go down to Senaru village in about 5-6 hours.