East Kalimantan is an Indonesian province in the east of the island of Borneo. It is the easternmost and the northernmost of Kalimantan. It’s known for its indigenous Dayak culture and rainforest areas like Kutai National Park, home to orangutans. It is also best known for the beautiful beaches along its east coast, it stretches from the Celebes Sea near Malaysia into the Makassar Strait.