This problem is too big. There are too many places to play in these four provinces, such as Sanqingshan Mountain, Longhushan Mountain, Lushan Mountain, Gannan Ancient Village, Hakka Wai House and Wuyuan in the north. Guangdong&;s Danxia Mountain, Zhaoqing Xinghu, Chaozhou Ancient City, Meizhou Hakka Wai House, Guangzhou and Shenzhen in the Pearl River Delta are all tourist cities. Huangshan, Tianzhu Mountain, Jiuhua Mountain in southern Anhui, Huizhou ancient village, Shouxian County and Bozhou in the north are all ancient cities; Yandang Mountain and nanxi river in the south of Zhejiang, Xianju and Tiantai Mountain in Taizhou in the middle, Jianglang Mountain, nianbadu and Qiandao Lake in Quzhou in the west, Hangzhou in the east and a bunch of ancient towns in Jiangnan …