In this picture taken on October 3, 2017, participants light incense sticks in a large fire as they prepare for the annual Tai Hang "fire dragon" event, one of the highlights of the city's mid-autumn festival, in Hong Kong. Throngs of festival-goers packed a historic neighbourhood of Hong Kong this week to watch a "fire dragon" lit with incense sticks dance through the streets in a century-old ritual. / AFP PHOTO / Anthony WALLACE (Photo credit should read ANTHONY WALLACE/AFP/Getty Images)