Khone Phapheng Falls is the largest waterfall in Southeast Asia, located on the Mekong River in Laos. It is known for its stunning beauty and powerful flow, especially during the rainy season when the river swells. The falls stretch over 10 kilometers and consist of a series of rapids and cascades, making it a popular destination for tourists and nature lovers. The falls are situated near the town of Don Khon in the 4000 Islands region, which is famous for its picturesque landscapes and rich biodiversity. Visitors can enjoy activities such as boat tours, hiking, and observing the local wildlife, including the endangered Irrawaddy dolphin.