rinjani4dWELCOMETO DIN TREKKING RINJANI. Lording it over the northern half of Lombok, Mount Rinjani (3726m) is Indonesia’s second-tallest volcano. It’s an astonishing peak, and sacred toImage credit: @markey1881 When I climbed Mount Rinjani in 2015, there were only a handful of reputable tour panies operating and now there are tons. This is a testament to how popular the trek has bee.