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
Mount Arvon Mount Arvon Mount Arvon, elevation , located in L'Anse Township, Baraga County, is the highest natural point in the U.S. state of Michigan. Like nearby Arvon Township, Mount Arvon takes its name from the deposits of slate in the area which were reminiscent of those around Caernarfon in Wales. Mount Arvon is part of the Huron Mountains. It rises about south of Lake Superior (elevation ). On the list of highest natural points in each U.S. state, Mount Arvon ranks 38th. Mount Arvon is a few miles from Mount Curwood, which for years had been designated as Michigan's highest spot