A tattoo artist applying ink on a girl' s arm during the 2017 Moscow Tattoo Festival at Moscow' s Amber Plaza Shopping Center in Moscow, Russia on April 1, 2017. Tattoo artists from all over the world take part in the event. The festival' s program includes a tattoo contest, body taping art marathon, masterclasses, round table discussions and conferences. (Photo by Valery Sharifulin/TASS)

A participant dances as approximately 70,000 people from all over the world gathered for the annual Burning Man arts and music festival in the Black Rock Desert of Nevada, U.S. on August 29, 2017. (Photo by Jim Urquhart/Reuters)

Janet Layug walks off stage during the Bikini International competition at the Greater Columbus Convention Center during the Arnold Sports Festival 2017 on March 4, 2017 in Columbus, Ohio. (Photo by Maddie Meyer/Getty Images)

A model poses for a picture during the 20th World Bodypainting Festival 2017 on July 30, 2017 in Klagenfurt, Austria. (Photo by Jan Hetfleisch/Getty Images)

Elvis Presley tribute artist Stephen Fletcher puts on eye make-up in the mirror before competing in a singing contest at the 25th annual Parkes Elvis Festival in the rural Australian town of Parkes, west of Sydney, Australia January 13, 2017. (Photo by Jason Reed/Reuters)

A woman poses for a photograph during Holi celebrations in the town of Barsana in the state of Uttar Pradesh, India, March 6, 2017. (Photo by Cathal McNaughton/Reuters)

Attendees wear a cardboard “Facebox” at the 2017 South By Southwest (SXSW) Interactive Festival at the Austin Convention Center in Austin, Texas, U.S., on Monday, March 13, 2017. The SXSW Interactive Festival features a variety of tracks that allow attendees to explore what's next in the worlds of entertainment, culture, and technology. (Photo by David Paul Morris/Bloomberg)

A model poses for a picture during the 20th World Bodypainting Festival 2017 on July 28, 2017 in Klagenfurt, Austria. (Photo by Jan Hetfleisch/Getty Images)