A couple shares a light moment in a Mass Transit Railway (MTR) subway train in Hong Kong, China on August 28, 2019. (Photo by Anushree Fadnavis/Reuters)

Paul Poirier of Canada and Marjorie Lajoie of Canada after training before the Figure Skating Ice Dance – Rhythm Dance at Capital Indoor Stadium in Beijing, China on February 12, 2022. (Photo by Aleksandra Szmigiel/Reuters)

Celera Barnes of the United States trains during a warm up session before the start of the World Athletics Indoor Championships at the Emirates Arena in Glasgow, Scotland, Thursday, February 29, 2024. (Photo by Bernat Armangue/AP Photo)

American paratroopers from the the 82nd Expeditionary Rescue Squadron take part in training for rescue operations in East Africa in the last decade of April 2024. (Photo by Senior Airman Olivia Gibson/US Air Force/CMA)

Members of the Hitler Youth who are trained to report airstrikes repaining their bicycles. Published by: “Die Sirene”. 1942. (Photo by Herbert Hoffmann/Ullstein Bild via Getty Images)

Volunteer of the SICS “Italian rescue dog school”, during a water rescue training session, inside the Averno lake in Pozzuoli. Italy, on October 26, 2024. (Photo by Vincenzo Izzo/Sipa USA)

Passengers with their pet dogs take a pet-friendly train on the Jinyidong Line of the Jinhua Rail Transit on June 22, 2025 in Jinhua, Zhejiang Province of China. (Photo by Shi Bufa/VCG via Getty Images)

Elvis Presley impersonator Michael Conti sings as he officiates a wedding for Phoebe Kim and Colton Sorensen of California as they dance at the Little White Wedding Chapel on December 31, 2023 in Las Vegas, Nevada. In what could be a record-breaking date for weddings in the city, thousands of couples are expected to get married on the specialty date with the repeating 1-2-3 1-2-3 pattern that also coincides with the New Year's Eve holiday and a weekend. The most popular date for Las Vegas weddings was in 2007, when 4,492 couples exchanged vows on July 7, or 7/7/07. Since 1953, more than five million weddings have been held in the city, when the Daily Herald in London published an article referring to Las Vegas as the “Wedding Capital of the World”. (Photo by Ethan Miller/Getty Images)