부킷 바루(Bukit Barisan) is a mountain range located on the western side of the island of Sumatra in Indonesia. Stretching approximately 1,500 kilometers, it runs from the northern tip of the island to the southern end. The range is known for its diverse ecosystems, including tropical rainforests and volcanic mountains, which are home to various species of flora and fauna. The Bukit Barisan mountain range is also significant for its geological features, including several active volcanoes. It plays a crucial role in the climate and hydrology of the region, influencing rainfall patterns and providing vital water resources for local communities. The area is a popular destination for eco-tourism and outdoor activities.