A retired man (L) looks toward two girls wearing miniskirts, July 13, 1969 in Nice, France. (Photo by AFP Photo)

Rihanna celebrates by flashing the crowd on July 13, 2014 in Rio de Janeiro, Brazil. (Photo by Twitter.com)

A student takes part in Tamil New Year and Vishu celebrations in Chennai on April 13, 2022. (Photo by Arun Sankar/AFP Photo)

Cuban-American singer-songwriter Camila Cabello posts a silly selfie in Miami on June 13, 2022. (Photo by camila_cabello/Instagram)

A woman swings on a swing in Venao beach in Pedasi, Panama, Saturday, July 13, 2024. (Photo by Matias Delacroix/AP Photo)

The RNLI Swanage lifeboat in Dorset, UK churns the water as it performs some manoeuvres on September 13, 2025. (Photo by Lewis Johnstone/BNPS)

This picture taken on July 8, 2015 shows 13-year-old jockey Purevsurengiin Togtokhsuren (R) watching a horse rolling in the dirt after a training session in Khui Doloon Khudag, some 50 kms west of Ulan Bator. Despite being only 13 years old, Togtokhsuren is riding for the fifth time in the national races for Mongolia's summer festival, known as Naadam, lining up against some 170 other child jockeys. (Photo by Johannes Eisele/AFP Photo)