People pose for pictures on the banks of Yangtze River on New Year's Eve in Wuhan, in China’s central Hubei province on December 31, 2020. (Photo by Noel Celis/AFP Photo)

A traditional Chinese opera actress wearing a face shield poses for a picture during Lunar New Year celebrations in Bangkok, Thailand, February 12, 2021. (Photo by Chalinee Thirasupa/Reuters)

Nigel Cox and Kevin Jay paint with light using fibre optic whips on the beach at Clacton-on-Sea in Essex, United Kingdom on July 25, 2023 with a superhero fighting theme. (Photo by Kevin Jay/Picture Exclusive)

American model Kendall Jenner attends the Academy Museum Gala fundraiser at the Academy Museum of Motion Pictures in Los Angeles, California, U.S., October 19, 2024. (Photo by Mario Anzuoni/Reuters)

A misty start to the day in the New Forest with ponies running near Ringwood in Hampshire, UK on Saturday, October 6, 2024. (Photo by Steve Hogan/Picture Exclusive)

MY Raven, a former steamer now converted to diesel, cruises across Ullswater from Glenridding to Pooley Bridge in Cumbria, UK on October 25, 2024. (Photo by Andrew McCaren/London News Pictures)

A water buffalo is pictured across from the Nahr Bin Omar oilfield in Iraq's southern province of Basra on July 18, 2022. (Photo by Hussein Faleh/AFP Photo)

241543903 (a.k.a “Heads in Freezers”) is a numerical keyword associated with a photo meme that involves people taking pictures with their heads in the freezer & sharing them online. By tagging a series of image files with a cryptic number, a high level of search engine optimization can be easily achieved. As a result, typing “241543903” into image search engines like Google Images successfully yields pages after pages of pictures showing people’s heads in freezers.