Lang Cave is a significant archaeological site located in Vietnam. It is known for its rich deposits that provide insights into prehistoric human activity in the region. The cave has yielded various artifacts, including tools and pottery, which help researchers understand the lifestyle and culture of early inhabitants. The cave's formation features stunning stalactites and stalagmites, attracting both scientists and tourists. Lang Cave is part of a larger network of caves in the Phong Nha-Kẻ Bàng National Park, a UNESCO World Heritage site, known for its biodiversity and geological significance.