A masked reveller poses near Saint Mark's Square during the Venetian Carnival in Venice January 31, 2015. (Photo by Stefano Rellandini/Reuters)

Revelers throw colored corn starch into the air as they celebrate the 2015 Holi (Festival of Colors) at the Krishna Temple in Spanish Fork, Utah on Saturday, March 28, 2015. (Photo by Rick Bowmer/AP Photo)

London's Regent Street was transformed into a festive wonderland as over 800,000 revellers enjoyed the Hamleys annual Christmas Toy Parade on November 19, 2017 in London, England. (Photo by Tristan Fewings/Getty Images for Hamleys)

A reveller from Unidos da Tijuca samba school performs during the second night of the carnival parade at the Sambadrome in Rio de Janeiro, Brazil, February 28, 2017. (Photo by Ricardo Moraes/Reuters)

Christmas party goers seen on December 14, 2018 in Liverpool, United Kingdom. Revellers hit the bars as they partied hard on the second-to-last Friday before Christmas. (Photo by Mercury Press)

Revellers take part in the 21st Rio LGBT pride parade at Copacabana beach in Rio de Janeiro, Brazil, on December 11, 2016. (Photo by Yasuyoshi Chiba/AFP Photo)

A reveler jumps from a fountain onto the crowd below, after the launch of the “Chupinazo” rocket, to celebrate the official opening of the 2014 San Fermin fiestas in Pamplona, Spain, Sunday, July 6, 2014. Revelers from around the world turned out here to kick off the festival with a messy party in the Pamplona town square, one day before the first of eight days of the running of the bulls glorified by Ernest Hemingway's 1926 novel “The Sun Also Rises”. (Photo by Andres Kudacki/AP Photo)

Revelers dressed as Santa Claus drink outside at a bar during the annual SantaCon event December 10, 2011 in New York City. SantaCon is a mass gathering of revelers dressed as Santa Claus who take to the streets in cities across the country before Christmas. (Photo by Allison Joyce/Getty Images)