- Dayong City, also known as Zhangjiajie, is a city located in the Hunan Province of China. It is a popular tourist destination due to its stunning natural landscapes, most notably the Zhangjiajie National Forest Park. This park is known for its towering sandstone pillars, deep valleys, and scenic hiking trails. Other attractions in Dayong City include the Tianmen Mountain, Tianzi Mountain Nature Reserve, Yuanjiajie Scenic Area, and Baofeng Lake. The city has a population of approximately 1.87 million people and is known for its rich cultural heritage and ethnic diversity. It is also the birthplace of famous Chinese writer Shen Congwen. Dayong City offers a unique blend of natural beauty, cultural heritage, and adventure for visitors to explore.