Hooded demonstrators vandalise a shop window in Mexico City, during the commemoration of the 50th anniversary of the 1968 Tlatelolco student massacre, on October 2, 2018. Fifty years ago, Mexican troops opened fire on student demonstrators, killing hundreds just days before Mexico City hosted the 1968 Olympics – one of the darkest episodes in a year of global turbulence. (Photo by Ronaldo Schemidt/AFP Photo)

A portrait of French WWI soldier Edouard Marius Ivaldi is displayed on a tablet, in this illustration picture, alongside his battlefield grave memorial, a wooden cross with a battlefield helmet in Champagne, eastern France, November 3, 2015. (Photo by Charles Platiau/Reuters)

A high temperature alerts were issued as a record-setting summer heat wave continued to bake most parts of south China. (Reuters)

“The UMO 24 Karat Gold Facial uses 24-karat gold and Gamma PGA, a potent hydrating compound, to lighten, brighten, hydrate and tone aging skin”. – Medica.bz.

Photo: A woman receives UMO Inc.'s “Gold Facial Treatment” as she is covered with sheets of 24-carat gold, said to be effective for anti-aging care, during the Beautyworld Japan Exhibition on May 8, 2007 in Tokyo, Japan. (Photo by Junko Kimura/Getty Images)

Picture dated October 2nd, 2022 shows the Northern Lights over Northumberland, United Kingdom. (Photo by Dan Monk/Bav Media)

Swimmers take part in the annual Christmas Day swim in Porthcawl, Wales, England on December 25, 2019. (Photo by Ben Birchall/PA Images via Getty Images)

Jamaica's Tissanna Hickling competes in the Women's Long Jump heats at the 2019 IAAF Athletics World Championships at the Khalifa International stadium in Doha on October 5, 2019. (Photo by Dylan Martinez/Reuters)

It might have been foggy in the Willamette Valley, but Cerridwen Martin was able to revel in a view of the top of the clouds from the summit of Spencer Butte in Eugene, Ore., on Tuesday, December 16, 2014. Martin was joined by Joe Martinson, right, for the 1.1 mile trek. Fog shrouded much of the city for most of the day. (Photo by Andy Nelson/AP Photo/The Register-Guard)