Mrs. Marie Graskamp of Milwaukee shows the different positions one might assume when entering the bomb shelter in Milwaukee September 3, 1958. This circular entrance is about three feet in diameter. This is the entrance (according to the builders) that would connect to the cellar of a home assuming the shelter was in the ground for added protection. If a bombing should occur, all members of family would proceed to the cellar and then through the circular port into the shelter. (Photo by AP Photo)

Londoners sleep on the platform and on the train tracks at Aldwych Underground station,London, during heavy all night Nazi bombing raids, October 8, 1940. (Photo by AP Photo)

Pablo Holcer tests out a VR system made by Neurable that allows the user to control with their thoughts as the EEG headset interprets thoughts into actions in the VR environment at SIGGRAPH 2017 in Los Angeles, California, July 31, 2017. (Photo by Mike Blake/Reuters)

Danab Brigade commandos and other first responders rush to evacuate passengers from a Jubba Airlines aircraft that crash-landed on July 18, 2022, at Mogadishu International Airport, Mogadishu, Somalia. (Photo by Maj. Cain Claxton/U.S. Army via AP Photo)

Viktoriia Onopriienko, of Ukraine, performs during the rhythmic gymnastics individual all-around qualifier at the 2020 Summer Olympics, Friday, August 6, 2021, in Tokyo, Japan. (Photo by Ashley Landis/AP Photo)

Shannon Courtenay exchanges punches with Buchra El Quaissi during the Bantamweight between Shannon Courtenay and Buchra El Quaissi at York Hall on December 19, 2019 in London, England. (Photo by James Chance/Getty Images)

Aurora Borealis, or Northern Lights, shine over the plane wreck of a US Navy airplane – a Douglas Super DC-3 – on the Black Beach in Solheimasandur, south Iceland on January 18, 2018. (Photo by Owen Humphreys/PA Images via Getty Images)

Aryna Sabalenka of Belarus reacts after losing the first game of the third set to Elena Rybakina of Kazakhstan in the women's singles final during the women's singles final at the Australian Open tennis championship in Melbourne, Australia, Saturday, January 28, 2023. (Photo by Asanka Brendon Ratnayake/AP Photo)