About Zhangjiajie: Zhangjiajie in China has more than 3,100 towering sandstone pillars. Water and ice carved a plateau into these separate stone towers. They inspired the floating mountains in the film 'Avatar'. The tallest pillars soar over 1,000 m (3,300 ft) high

Location: In Hunan Province, in southern China · Country: China · Type: Over 3,100 tall, thin pillars of sandstone · How It Formed: Water and ice slowly carved a plateau into separate towers · Nature: Green-topped stone spires that vanish into the mist · Notable Feature: It inspired the floating mountains in the film 'Avatar' · World Rank: Home to the largest cluster of sandstone pillars on Earth · Big Number: More than 3,100 stone pillars stand in the park