A reveller reacts during a water fight at Songkran Festival celebrations in Bangkok April 13, 2016. The three-day Songkran Festival starts on 13-15 April annually and is celebrated with splashing water and putting powder on each others faces as a symbolic sign of cleansing and washing away the sins from the old year. (Photo by Jorge Silva/Reuters)

In this May 1, 2016 photo, a reluctant donkey is alternately pushed and pulled and enticed with carrots toward town hall in order to be dressed for the costume competition at the annual donkey festival in Otumba, Mexico state, Mexico. Otumba was an important donkey market during Spanish colonial times, standing at the crossroads of major roads leading to Mexico City, where the beasts pulled heavy loads and carried travelers. Today, however, farmers use tractors and pickup trucks, and the donkey population is in decline. (Photo by Rebecca Blackwell/AP Photo)

A Cambodian villager rides a buffalo during the Pchum Ben festival, the festival of death, at Vihear Suor village in Kandal province on October 1, 2016. Thousands of Cambodians descended on the small village northeast of the capital on October 1 to cheer on the annual water buffalo race that marks the end of the 15-day festival for the dead. (Photo by Chor Sokunthea/AFP Photo)

A decorated human skull or “natitas”, sits on a blanket inside the Cementerio General chapel, during the Natitas Festival celebrations, in La Paz, Bolivia, Tuesday, November 8, 2016. The “natitas” are cared for and decorated by faithful who use them as amulets believing they serve as protection, the tradition marks the end of the Catholic All Saints holiday, but is not recognized by the Catholic church. (Photo by Juan Karita/AP Photo)

This picture taken on November 11, 2016 shows participants releasing a hot- air balloon during the Tazaungdaing Lighting Festival at Taunggyi in Myanmar' s northeastern Shan State. The skies of central Myanmar were set ablaze this week with the beginning of the Taunggyi fire balloon festival, one of the most beautiful and dangerous celebrations in Asia. Brightly coloured balloons with hundreds of homemade fireworks woven into their frames are sent soaring into the night sky, showering down cascades of sparks onto adoring crowds. (Photo by Ye Aung Thu/AFP Photo)

In this April 23, 2015 photo, friends Jia Haixia, left, and Jia Wenqi work to plant a tree in a field in Yeli village near Shijiazhuang city in northern China's Hebei province. For the past 13 years, Jia Wenqi, who has no arms, and Jia Haixia, who is blind, have worked together to plant and water more than 12,000 trees near their village. (Photo by Helene Franchineau/AP Photo)

The main feature of the Mitsuyama Taisai Festival, three 18 meters tall “mountains”. are displayed at the Itate Hyozu Shrine on March 31, 2013 in Himeji, Japan. The festival is held once in 20 years since 1593, Priests of Itate Hyozu Shrine welcome to all the gods across the country for top of the three mountains and treat with food seven days from today as to pray for peace and prosperity. (Photo by Buddhika Weerasinghe)