Zhangjiajie (张家界, Zhāngjiājiè) is a city in Hunan Province, China, renowned for its breathtaking natural landscapes and unique geological formations. The city's most famous attraction is the Zhangjiajie National Forest Park, part of the larger Wulingyuan Scenic Area, a UNESCO World Heritage site.

Zhangjiajie National Forest Park is known for its towering sandstone pillars, lush forests, and deep ravines. The park inspired the floating mountains in the movie "Avatar" and offers numerous trails, cable cars, and glass bridges, including the world-famous Zhangjiajie Glass Bridge. Tianmen Mountain, another highlight, features a 99-bend road, a thrilling cable car ride, and the awe-inspiring Tianmen Cave, also known as the "Heaven's Door."

Zhangjiajie's natural beauty, combined with its outdoor activities like hiking and rock climbing, makes it a paradise for nature lovers and adventure seekers.