Mark Dill and Brit Thacker practice acro-yoga as approximately 70,000 people from all over the world gather for the 30th annual Burning Man arts and music festival in the Black Rock Desert of Nevada, U.S. August 29, 2016. (Photo by Jim Urquhart/Reuters)

People smear black ash with hands onto each other to wish for good luck and fortune during a traditional festival of the Yi ethnic minority in Qiubei County, Yunnan province, China July 18, 2017. (Photo by Ren Dong/Reuters/CNS)

South Korea's Black Eagles aerobatics team performs an aerial display forming a Ying and Yang logo during the Singapore Airshow at Changi exhibition center in Singapore on February 16, 2016. (Photo by Roslan Rahman/AFP Photo)

Pilot Akmal Bin Abdul Kahar watches South Korea's Black Eagles aerobatics team perform a manoeuvre during an aerial display at the Singapore Airshow at Changi Exhibition Center February 18, 2016. (Photo by Edgar Su/Reuters)

People stand in front of a black ribbon, symbolising remembrance and mourning, being projected onto the Sydney Opera House on February 9, 2023 in solidarity with Turkey and Syria after a massive earthquake devastated the two countries. (Photo by David Gray/AFP Photo)

English television personality, presenter and model Olivia Attwood looked chic in a Miu Miu camel mini skirt, priced at £900 and a pair of black knee-high boots from the same high-end collection, for a whopping £1,600. (Photo by oliviajade_attwood/Instagram)

Pennsylvania's wildlife agency, firefighters and police use a large blue tarp to capture a wayward black bear as it falls from a tree Tuesday, June 4, 2024 in Camp Hill, Pa. (Photo by Sean Simmers/The Patriot-News via AP Photo)

A man in a Donald Trump mask joins hundreds of other protesters and activists as they march during a demonstration near a midtown hotel which is hosting a black-tie fund-raiser for the state Republican Party on April 14, 2016 in New York City. (Photo by Spencer Platt/Getty Images)