Balikpapan as the gateway to East Kalimantan natural wonders of the world. Bukit Bankirai a rain forest hill-top located about 35 kilometers from Balikpapan. The canopy Tree-top bridge hanging about 40 meters high in the trees give you a beautiful view over the emerald Jungle of Borneo Island. The Jungle Lodge have comfort rooms with a natural experience as the awaking forest sounds during your breakfast. Sail the Black River by canoe, with lowland and mangrove forest, as part of the Balikpapan bay river system is home to the endangerd longnose proboscis monekys and for birdwatchers an heaven of bird life. The Orangutan Rehabilitation Samboja Lestari Park & Reserve with Rain Forest and Orangutan Rehabilitation Center at Sungai Wain area is part The Borneo Orangutan Survival Foundation, has three different kinds of projects, orangutan and sunbear rehabilitation, and reforestation of the area with diverse tree species including the hardwood trees.