North Sumatra is a province on the Indonesian island of Sumatra, between the Malacca Strait and the Indian Ocean. Its northern, riverside town of Bukit Lawang has a well-known orangutan rehabilitation center. Massive Lake Toba is a volcanic crater lake in the central mountains. Resorts such as Tuktuk and traditional villages lie along the shore and on the vast island of Samosir. The richness of Batak culture which can be seen around the island.
Besides that, in the Mount Leuser National Park which includes Tangkahan and Bukit Lawang at Langkat Regency, we can find rainforest and interesting flora and fauna of Sumatra such as Rafflesia, Amorphophallus sp, Damar, Meranti, Mayang, Kantong Semar while for the fauna is Elephant, Orang Utan, Monkey, Tiger, Forest Goat, Wild Boar, Kuau Bird, etc. Bukit Lawang is where we will see the Orang Utan and Sumatran Elephants can be found at Tangkahan. We will trek through the jungle to see that flora and fauna. Besides that, fun tubing along the river that flows along Tangkahan and Bukit Lawang and spends time at the waterfall will be the main activities around this area.