Mt Rinjani is the second-highest volcano in Indonesia, and even though it’s active, there are still daily tours to the Crater Lake and regular hiking trips …Mt Rinjani is the second-highest volcano in Indonesia, and even though it’s active, there are still daily tours to the Crater Lake and regular hiking trips …<img src="" title="Island Hopping in Indonesia: Nusa, Gili, Flores, and Lombok Islands” />