The bamboo sea in Chonqing's Yongchuan became known as the filming location of House of Flying Daggers directed by Zhang Yimou. [Photo: CRIENGLISH/ Wang Yuzhe]

The scenic Tea Mountain Bamboo Sea National Forest Park in China's Chongqing is the largest bamboo sea, with an area of 50-thousand mu. The deep forest is moist and cool, and known as a natural oxygen bar. It is also famous for being the filming location of the House of Flying Daggers directed by Zhang Yimou.