The Kaptai Dam is a significant hydroelectric dam located on the Kaptai River in the Chittagong Hill Tracts of Bangladesh. Completed in 1962, it is the largest dam in the country and plays a crucial role in generating electricity, providing power to various regions. The dam creates the Kaptai Lake, which is the largest artificial lake in Bangladesh, covering an area of approximately 688 square kilometers. The primary purpose of the Kaptai Dam is to produce hydroelectric power, contributing to the national grid. Additionally, it helps with irrigation and flood control in the surrounding areas. The dam has also become a popular tourist destination, attracting visitors who enjoy the scenic beauty of the lake and the surrounding hills.