A participant in costume poses for a photo during a Halloween event in Kawasaki, south of Tokyo, Japan on October 28, 2018. (Photo by Toru Hanai/Reuters)

An Afghan woman walks with a child in the old city of Herat province, Afghanistan on October 15, 2018. (Photo by Mohammad Ismail/Reuters)

A morning fog is seen in the Siberian city of Omsk, Russia on October 8, 2019. (Photo by Alexey Malgavko/Reuters)

American model, media personality and socialite Hailey Bieber in the first decade of October 2022 kicks off fall with a plunging neckline. (Photo by haileybieber/Instagram)

A family rides a bike amid rain in Lahore on October 16, 2023. (Photo by Arif Ali/AFP Photo)

American rapper Doja Cat shares a silly selfie on her gram on October 23, 2024. (Photo by dojacat/Instagram)

A competitor competes during the Hortobagy Hobby Horse Cup in Tiszafured, Hungary, on October 26, 2024. (Photo by Bernadett Szabo/Reuters)

Visitors walk past "Sculpture #1" by Darren Bader at the Frieze Art Fair in London, Britain October 14, 2015. The Frieze Art Fair, which is one of the world's leading contemporary art fairs, opens today and runs through October 17. (Photo by Suzanne Plunkett/Reuters)