Sān Jiāng Bìng​liú

Three Parallel Rivers

三江并流 (三江並流) Sān Jiāng Bìng​liú
Three Parallel Rivers
The Three Parallel Rivers of Yunnan Protected Areas, a region in northwestern Yunnan where the Jinsha, Lancang, and Nu rivers run roughly parallel for over 300 kilometers, recognized as a UNESCO World Heritage Site.

Sources

Definitions
CC-CEDICT