The county takes its name from the shape of the mountain range in this region, which resembles a phoenix spreading its wings.

The county is situated on a variety of geological formations, including karst, which is a landscape formed from the dissolution of soluble rocks—including limestone, dolomite and gypsum—and is characterized by sinkholes, caves and underground drainage systems.

Fengshan County lies on the eastern fringe of the Yunnan-Guizhou Plateau and the terrain follows a northwest to southeast direction.

70% of the area, 1,738 square kilometres (671 sq mi), is covered by karst and arable land.

The area has a subtropical monsoon climate with an average yearly temperature of 20 degrees Celsius.

Fengshan County possesses mineral resources such as gold, pyrite, sulphur, limonite and copper.

Jiangzhou Underground Corridor is rich in curly crystals, vast sparkling terraces, and colossal stalactites and stalagmites.

In symbolic representations, Mandarin Ducks always appear as a male and female pair and are seen to represent fidelity.

The beauty of Fengshan's sublime, unique, and precipitous valleys is created by towering, imposing peaks and low-lying depressions.