"Climbing a mountain of knives and plunging into a sea of fire" is a popular Chinese phrase to describe someone's boldness to persevere through hardship.
There's a place in Yunnan Province where they take it a bit more literally. Here's a look at the annual Kuoshi Festival in Nujiang Lisu Autonomous Prefecture.
(Nujiang TV also contributed to this story.)
Copyright © 2020 CGTN. Beijing ICP prepared NO.16065310-3
Disinformation report hotline: 010-85061466