Stock photography, photos: Malaysia: The pinnacles, Borneo Stock photos of The Pinnacles rock formation in Gunung Mulu National Park, Sarawak, on the island of Borneo, Malaysia Photograph: © Robert Preston Click for a larger image and more information Keywords associated with this stock photo: pinnacles, limestone, rock, formation, geology, geological, sarawak, borneo, jungle, malaysia, landscape, nature, forest, tree, green, gunung, mulu, national, park, np, mount, api, natural, wonder, vegetation, travel, erosion