Zhangye (张掖, Zhāngyè) is a city in Gansu Province, China, renowned for its stunning natural landscapes and historical significance along the ancient Silk Road. The city is particularly famous for the Zhangye Danxia Landform Geological Park, also known as the Rainbow Mountains.

The Rainbow Mountains are a breathtaking natural wonder characterized by their colorful, layered rock formations, which create a surreal and vibrant landscape. Another major attraction is the Giant Buddha Temple, which houses the largest indoor reclining Buddha statue in China, reflecting Zhangye's rich Buddhist heritage. The Mati Temple Grottoes, featuring Buddhist caves and horse-hoof prints carved into cliffs, offer another fascinating cultural site.

Zhangye's historical significance and unique geological formations make it a captivating destination for travelers seeking both natural beauty and cultural heritage.