Mud-covered tourists pretend to be trapped inside a mud prison at the Daecheon Beach Mud Plaza in the city of Boryeong on South Korea's west coast, July 17, as they take part in the Boryeong Mud Festival, which opened that day and runs through July 26. Boryeong mud is rich in natural mineral component and is considered to prevent skin aging. (Photo by EPA/Yonhap)

In a simpler time all a child or an adult needed to enjoy the outdoors was a ball and a stick. Or maybe an old tire tied to a high branch to fashion a swing. And the only instruction given to children was to “be home before dark”. Now there are iPads and computers and television screens and shrinking safe public spaces. But despite the distractions and limitations of space, these images show the charm of kicking a ball or skipping rope endures. Sometimes with modifications as a nod to changing times. Here: in this Saturday, June 20, 2015 photo, a boy runs while playing with a motorcycle wheel in Samugari, Ayacucho, Peru. (Photo by Rodrigo Abd/AP Photo)

Cocoa Beach, Florida, USA. 7th October, 2016. Kaleigh Black, 14, left, and Amber Olsen, 12, run for cover as a squall with rain and wind pelt them while they explore the Cocoa Beach Pier on Friday (10/7/16) after hurricane Matthew passed to the east on Florida's east coast.(Photo by Douglas R. Clifford/Tampa Bay Times/ZUMA Wire/Alamy Live News)

An Israeli activist dressed as a clown runs around security forces as they arrest a protester near a police checkpoint at the entrance of the Sheikh Jarrah neighbourhood in east Jerusalem, on June 25, 2021. Tensions between Israel and Palestinians that lead to 11 days of military violence last month, initially flared in the Sheikh Jarrah neighbourhood where Israeli police cracked down on people protesting the planned expulsion of Palestinian families from their homes so Jewish settlers could move in. (Photo by Ahmad Gharabli/AFP Photo)

A runner takes part in the International World's coldest marathon at minus 53 degrees (–63.4 Fahrenheit) near Oymyakon, the republic of Sakha, also known as Yakutia, Russian Far East, Saturday, January 22, 2022. Sixty five runners, including athletes from the United Arab Emirates, United States and Belarus, started the run at extremely low temperature in Oymyakon, Yakutia's Pole of Cold. The international team of men and women ran full distance and half-marathon. (Photo by Ivan Nikiforov/AP Photo)

Torchbearer Hou Bin runs with his torch during the Beijing 2022 Paralymic Torch Relay and Flame Lighting Ceremony at the Temple of Heaven park in Beijing, capital of China, March 2, 2022. The flame for the Beijing 2022 Winter Paralympic Games was collected at eight locations in Beijing and Zhangjiakou. Each collection is followed by a relay of no more than 20 torchbearers on-site before the gathering of nine flames at the Temple of Heaven. (Photo by Xinhua News Agency/Rex Features/Shutterstock)

Opposition supporters march in the streets during a demonstration against the Ivorian President running for a third term in the next presidential elections, in Bonoua, Ivory Coast, 21 August 2020. The Ivorian opposition opposes a third term for incumbent president Ouattara who has been in power for ten years. The presidential elections will be held in October 2020. (Photo by Legnan Koula/EPA/EFE)

Zimbabwe University students run away from police during a protest outside the magistrates courts in Harare, Monday, September 14, 2020. Police broke up the protest and arrested some students demonstrating in support of a university union leader who was making a court appearance following his arrest for protesting against human rights abuses in the country. (Photo by Tsvangirayi Mukwazhi/AP Photo)