Women wearing traditional costumes chat during the first day of the April Fair celebrations in Sevilla, southern Spain, 15 April 2018. The April Fair, running from 15 April until 21 April, is a traditional celebration in Sevilla, attracting thousands of visitors each year. (Photo by Raúl Caro Cadenas/EPA/EFE)

In this Thursday, May 24, 2018, photograph, artists of Ukraine's Artel Myth theatre perform “A day in the life of Ukrainians” at the Living Statues International Festival, in Bucharest, Romania. Up to thirty thousand people enjoyed a week of street performances by reputed artists from eight countries in the “largest European festival of the genre”. (Photo by Vadim Ghirda/AP Photo)

A female is doused with wine as people take part in a wine battle, in the small village of Haro, northern Spain, Friday, June 29, 2018. La Batalla de Vino is held each June in the town of Haro on the feast of St Peter, an event organizers say draws thousands of people. On Friday, participants soaked each other with buckets and toy spray guns, turning their clothes a shade of purple. (Photo by Alvaro Barrientos/AP Photo)

A re-enactor poses for a portrait before a re-enactment of the Battle of Hastings, commemorating the 950th anniversary of the battle, in Battle, Britain October 15, 2016. Some thousands of history buffs including many in full costume marked the 1066 Battle of Hastings with a dramatic reenactment that commemorates one of the most important events in British history. (Photo by Neil Hall/Reuters)

Dressed for the traditional New Year's festival known as “La Diablada”, in Pillaro, Ecuador, Friday, January 5, 2018. Thousands of singing and dancing devils take over the mountain town for six days of revelry in the streets. Local legend holds that anyone who adopts a costume for the celebration and wears it at the event six years in a row will have good luck. (Photo by Dolores Ochoa/AP Photo)

A competitor reacts ahead of Tough Guy Mudathon event in Perton, Britain, 04 February 2018. The original event which started in 1987 raises money for charity and challenges thousands of international competitors with a cross-country run followed by an assault course consisting of 20 obstacles including water, fire and tunnels. (Photo by Nigel Roddis/EPA/EFE)

A girl uses a mattress as a raft during the flood after the Xepian-Xe Nam Noy hydropower dam collapsed in Attapeu province, Laos July 26, 2018. At least 26 people were killed and over 3,000 people stranded after a hydroelectric dam built collapsed in southeastern Laos, destroying thousands of homes and leaving an unknown number of dead. (Photo by Soe Zeya Tun/Reuters)

A train drives along a field at a salt production site at the Sasyk-Sivash lake near the city of Yevpatoria, Crimea, November 14, 2017. A saltwater lagoon known as Lake Sasyk-Sivash on Ukraine's Crimea peninsula is the source of a rare resource: pink salt. The mineral is tinted by tiny algae that produce the pigment beta-carotene. Each autumn, seasonal workers collect thousands of tons of pink salt for processing and export. (Photo by Pavel Rebrov/Reuters)