A dog from the K9 Division of the Sri Lanka Army’s Commando Regiment performs during an event to mark International Children’s Day at a school in Welisara, Colombo, Sri Lanka, 01 October 2016. Sri Lanka marks the Children's Day on 01 October with more emphasis on prevention of child abuse. (Photo by M.A. Pushpa Kumara/EPA)

First graders attend a festive ceremony to mark the start of another school year in Slaviansk, September 1, 2014. September 1 marks the start of a new academic year for students in Ukraine. (Photo by Gleb Garanich/Reuters)

First graders of a cadet's lyceum attend a ceremony to mark the start of the new school year in Kiev, Ukraine, September 1, 2015. September 1 marks the start of a new academic year for students in Ukraine.(Photo by Valentyn Ogirenko/Reuters)

Maharashtrian women dressed in traditional costumes attend celebrations to mark the Gudi Padwa festival in Mumbai March 21, 2015. The festival marks the beginning of the new year for Maharashtrians and is celebrated widely in Maharashtra and in the Konkan region. (Photo by Danish Siddiqui/Reuters)

An elderly man uses a fan to shade himself from the sun as he walks in a public park in Beijing, Tuesday, June 7, 2016. Thursday marks the Duanwu Festival, a public holiday in China celebrated with outdoor activities including dragon boat races. (Photo by Mark Schiefelbein/AP Photo)

A masked dancer performs as part of “Devi Pyankha” (Devi Dance) to mark the beginning of the Indra Jatra Festival in Kathmandu, Nepal on September 15, 2021. Nepali celebrate the Indra Jatra festival to worship “Indra”, the god of rain and to mark the end of monsoon season. (Photo by Sunil Sharma/ZUMA Press Wire/Rex Features/Shutterstock)

A carnival member performs during a carnival procession of the closing carnival night in the town of Strumica, southeastern North Macedonia, 16 March 2024. North Macedonians are marking Trimery, an Orthodox Christian holiday, when evil spirits are chased away with dance rituals. The holiday marks the beginning of the fasting period ahead of Easter. (Photo by Georgi Licovski/EPA/EFE)

Female soldiers march during a military parade marking the country's Independence Day in Caracas, Venezuela, Wednesday, July 5, 2017. Venezuela is marking 206 years of their declaration of independence from Spain. (Photo by Ariana Cubillos/AP Photos)