Highlights of 15th World Wai Kru Muay Thai Ceremony in Ayutthaya, Thailand

A man poses for a photo with Mongkons during the 15th World Wai Kru Muay Thai Ceremony held in Ayutthaya, Thailand, March 17, 2019. The ceremony, held annually at the Ayutthaya Historical Park, allows the opportunity for hundreds of Muay Thai practitioners from around the world to express their gratitude to their masters in the time-honoured tradition known as the Wai Kru ceremony, as well as to celebrate the aged-old martial art of Muay Thai. (Xinhua/Zhang Keren)