A sculptor walks past ice sculptures at the Snow and Ice Sculpture Festival “Eiswelt Mainz” in Mainz, Germany, November 22, 2016. (Photo by Ralph Orlowski/Reuters)

Participants dressed as Vikings carry torches as they march in procession before burning their viking galley ship at the culmination of the annual Up Helly Aa festival in Lerwick, Shetland Islands, on January 31, 2017. (Photo by Andy Buchanan/AFP Photo)

Owners hold their pets as a Catholic priest (L) blesses them outside the San Francisco church in Lima, October 4, 2015. Hundreds of pets get blessed during Saint Francis of Assisi festivities outside the San Francisco church in downtown Lima. (Photo by Mariana Bazo/Reuters)

A face of a devotee covered with her cloth is pictured as she offers prayers to the rising sun during the "Chhat" festival in Kathmandu, Nepal November 18, 2015. Hindus in Nepal celebrate "Chhat", a four-day festival that honours the sun god by praying at sunrise and sunset and seeking blessings for ones family by giving offerings. (Photo by Navesh Chitrakar/Reuters)

A half-naked shrine parishioner using a wooden tub pours cold water onto himself during an annual cold-endurance festival at the Kanda Myojin Shinto shrine in Tokyo, Saturday, January 10, 2015. Pouring cold water on their bodies is believed to purify their souls. (Photo by Eugene Hoshiko/AP Photo)

Devotees push the chariot of Rato Machhindranath during the chariot festival at Bungamati in Lalitpur April 22, 2015. Rato Machhindranath is known as the god of rain and both Hindus and Buddhists worship Machhindranath for good rain to prevent drought during the rice harvest season. (Photo by Navesh Chitrakar/Reuters)

In this Sunday, August 5, 2018 photo, a dancer winces in pain as she is whipped by a fellow dancer in an adaptation of the Inca warrior dance known as “Kachampa”, during celebrations honoring Our Lady of Copacabana, in Cuzco, Peru. (Photo by Martin Mejia/AP Photo)

A child looks up to his partner as she stands above the crowd with the support of an elaborate rig of hidden metal rods, during the Bun Festival parade at Cheung Chau island in Hong Kong on May 22, 2018. Thousands of local residents and tourists flocked to an outlying island in Hong Kong to celebrate a local bun festival on Tuesday despite the recording-breaking heat. (Photo by Bobby Yip/Reuters)