1 / 4   The annual International Torch Festival kicks off in Kunming, the capital city of Yunnan Province in southwest China, on July 17, 2017. /CFP Photo

2 / 4   The festival is one of the main holidays of the Yi ethnic minority and some other ethnic groups in the region. /CFP Photo

3 / 4   The tradition dates back to ancient fire worship practices more than a thousand years ago, as families light up torches to drive away bad luck and pray for a bountiful harvest. /CFP Photo

4 / 4   The festival features bonfire parties, wrestling, horse racing, and dance shows, which last for three days this year. /CFP Photo