Pha Tok Caves, located near the small town of Nong Khiaw in Northern Laos, are a significant historical site. During the Second Indochina War, these caves served as a shelter for the Pathet Lao, who were fighting the Royal Lao Government and its allies. The caves are situated about an hour's hike from Nong Khiaw town centre, rising above the scenic Ou River. Visitors can explore the caverns where the Pathet Lao held their meetings and planned their strategies. Inside, some areas have been improved with wooden walkways and lighting, but the atmosphere remains somber and reflective of the wartime history. The outside offers stunning views of the surrounding limestone karst landscape and lush greenery. The caves are not only a testament to Laos' struggle for independence but also a place of natural beauty. They provide an intriguing combination of both cultural and adventure tourism, attracting history buffs and nature enthusiasts alike.