The Khwae River, also known as the Kwai River, is located in western Thailand. It flows through the Kanchanaburi province and is famous for its scenic beauty and historical significance. The river is a popular destination for tourists, offering activities such as rafting and boat tours. The Khwae River is historically notable for its connection to the construction of the Burma Railway during World War II. The river and its surroundings are home to several memorials and museums that commemorate the hardships faced by prisoners of war. Today, it remains a symbol of resilience and remembrance.