Embarking on a journey to the world’s largest cave, Sơn Đoòng, is a thrilling adventure that requires careful preparation. Located in the heart of Phong Nha-Kẻ Bàng National Park, Sơn Đoòng offers an unparalleled experience of exploration. To ensure you are fully prepared for this once-in-a-lifetime expedition, here’s a comprehensive packing guide. Essential Documents First...Read More
