Chongqing Black Valley is located in the west of Chongqing, about 300 kilometers, and it is one of the largest nature reserves in Chongqing. The Black Valley has beautiful scenery, pleasant scenery, high mountains and deep valleys, cliffs, swift rivers and gurgling waterfalls, which constitute a magnificent natural picture, and is known as "the first wonder in Southwest China".
Jiulicheng is located in Tongnan County, Chongqing, with a total area of about 30 square kilometers. It is a cultural relic of Chongqing and one of the biggest tourist attractions in Chongqing. The ancient castle in Jiulicheng is like a three-dimensional classical garden. The ancient city walls, Gu Men, ancient streets and temples constitute a classical city full of classical flavor.
Generally speaking, Chongqing Black Valley and Jiuli City are very interesting, and each place has its own unique characteristics. However, if you want to choose which is more interesting, this question is too subjective. You can choose the scenic spots that suit you according to your own preferences.