Mount Apo In the classification system used by local popular mountaineering website PinoyMountaineer.com, the difficulty of the hike is 7 out of 9. Various sights along the trail include Lake Venado, the highest lake in the Philippines, the solfataras and the old crater near its summit. Mount Apo is a headwaters catchment area of several major river systems like Marble River, Matingaw River, connecting with the Kabacan River, part of the Pulangi River, a major tributary of the Mindanao River, the Tudaya Falls, Sibulan River , and Digos River, which flows into Davao Gulf. Mount Apo Mount Apo () and () is
Apo Kayan people Apo Kayan people The Apo Kayan people are one of the Dayak people groups that are spread throughout Sarawak of Malaysia, East Kalimantan and North Kalimantan of Indonesia. The earliest Apo Kayan people are from the riverside of the Kayan River, Bulungan Regency, East Kalimantan, Indonesia. According to the Apo Kayan Dayak legend, the Kayan people are the forefathers of which all smaller sub-ethnic Dayak people that are found along the Kayan River came from. Today, the population of the Apo Kayan people are estimated about 64,900. The Apo Kayan people group are divided into 3 sub-ethic Dayak people, namely:-