Described by Charles Darwin as one great luxuriant hothouse made by nature for herself" Borneo is home to a rich profusion of flora & fauna including 669 bird species; a diversity of mammals including the Proboscis Monkey the Bornean Pygmy Elephant & the Orang-Utan; & an immense variety of marine life invertebrates amphibians & reptiles. From the spectacular peak of Mount Kinabalu the tallest mountain in Southeast Asia to the depths of the world's largest cave in Sarawak's Mulu National Park & encompassing some of the world's most exotic wildlife watching locations along the Kinabatangan river & at Danum Valley Borneo is an unrivalled destination for adventurous & eco travellers."