Victory day celebrations in Lambeth London on May 8, 1945 as man dresses up as Hitler in a pub saluting with beer. (Photo by Trinity Mirror/Mirrorpix/Alamy Stock Photo)

This picture taken on June 1, 2019 shows Alex Gao trying to balance a book on his head during an etiquette and manners class in central Shanghai. Against a soundtrack of classical music, children learn social skills, dining manners and deportment in the class, which costs $390 for four hours of practical instruction per student. (Photo by Hector Retamal/AFP Photo)

A bride stretches before the event during the “Running of the Brides” race, in Bangkok, Thailand, December 2, 2017. Six hundred of to be brides and their grooms compete a run race aimed to win more than two million baht (61,000 US dollars or 51,000 euro) of wedding package prizes including a pair of white gold diamond rings and honeymoon trip to the Maldives. (Photo by Athit Perawongmetha/Reuters)

Members of p*ssy Riot perform in concert during Day For Night festival on December 16, 2017 in Houston, Texas. (Photo by Gary Miller/Getty Images)

Sеxy women kissing in bed. (Photo by Sakkmesterke/Getty Images)

Revellers dressed in mock military garb take part in the “Els Enfarinats” battle in the southeastern Spanish town of Ibi on December 28, 2017. During this 200-year-old traditional festival participants known as Els Enfarinats (those covered in flour) dress in military clothes and stage a mock coup d'etat as they battle using flour, eggs and firecrackers outside the town hall as part of the celebrations of the Day of the Innocents. (Photo by Jaime Reina/AFP Photo)

Participants descend a hill in home- made vehicles during the 29 th Car Festival in Medellin, Antioquia department, Colombia, on November 18, 2018. (Photo by Joaquin Sarmiento/AFP Photo)

A sales assistant poses for photographs with a mealworm cookie in Seoul, South Korea, August 8, 2016. Insect-eating, or entomophagy, has long been common in much of the world, including South Korea, where boiled silky worm pupae, or beondegi, are a popular snack. Now, South Korea is looking to expand its insect industry as a source of agricultural income. (Photo by Kim Hong-Ji/Reuters)