Participants lay down on a street covered by coloured powder during the annual Bangkok Color Run in Bangkok, Thailand April 1, 2017. (Photo by Athit Perawongmetha/Reuters)
A protester dressed as a clown holds an umbrella over a Swiss police officer on a motorbike during a May Day demonstration in Zurich, Switzerland on May 1, 2017. (Photo by Arnd Wiegmann/Reuters)
People applaud as a delivery robot departs from the Nihonbashi Post Office to deliver traditional New Year's Day cards, during a ceremony in Tokyo on January 1, 2023. (Photo by JIJI Press/AFP Photo)
Police officers detain a demonstrator as people protest to defy a ban and march on Taksim Square to celebrate May Day in Istanbul, Turkey on May 1, 2023. (Photo by Dilara Senkaya/Reuters)
A street vendor sells Dalgona candy from the Korean Netflix series “Squid Game” at a Dalgona shop in Seoul, South Korea, October 1, 2021. (Photo by Heo Ran/Reuters)
Autumn colors border a road leading through a small valley near Blankenburg am Harz, Germany, Wednesday, November 1, 2023. (Photo by Matthias Schrader/AP Photo)
A rainstorm moves over the Atlantic Ocean after passing through Camden, Maine, at sunset, Tuesday, August 1, 2023. (Photo by Robert F. Bukaty/AP Photo)