Santubong Jungle Trek, Mount Santubong, Damai, Borneo, Malaysia.
Quite a wonderful hike that is very steep as you climb to the summit (the longest steep climb I have ever done, by far). This photo is taken on the trail that runs along the base of the mountain.
Related: Orangutans in Sarawak, Borneo – Lintang Trail, Bako National Park, Sarawak, Borneo – Fungus on Tree, Appalachian Trail, USA