Pac Bo Cave is a significant historical site located in Cao Bang Province, Vietnam. It is known for its stunning natural beauty and its role in the country's revolutionary history. The cave served as a base for Ho Chi Minh during the early years of the Vietnam War, where he planned strategies for the independence movement. Visitors to Pac Bo Cave can explore its impressive rock formations and the surrounding lush landscape. The site also features the nearby Lenin Stream, which adds to its scenic charm. Pac Bo Cave is a popular destination for both history enthusiasts and nature lovers.