Thac Ba National Park is a protected area in Yen Bai province, known for its rich biodiversity. The park is home to numerous species of flora and fauna, including rare and endangered ones. You can go hiking or trekking in the park and discover its hidden gems, such as waterfalls, caves, and diverse ecosystems. The park also offers camping facilities, so you can spend a night under the stars and wake up to the sounds of nature. It's a perfect destination for nature lovers and adventure enthusiasts.