Spanish runner Francisco Contreras, 77, known as “Super Paco”, runs as he participates in the XVIII 101km international competition in the outskirts of Ronda, southern Spain, May 9, 2015. About 7,000 participants, including runners, mountain bikers and duathletes, run a track of 101 km (63 miles) in less than 24 hours through the “Serrania de Ronda” (Ronda Mountain Range) during this competition organised by the 4th Tercio (Regiment) “Alejandro Farnesio” of the Spanish Legion. The Puente Nuevo is 120 metres (394 feet) high over the gorge of the river that divides the city of Ronda. Picture taken using long exposure. (Photo by Jon Nazca/Reuters)

People crowd together in an attempt to buy chickens at a Mega-Mercal, a subsidized state-run street market, in Caracas January 24, 2015. President Nicolas Maduro shook up complex currency controls on Wednesday and also prepared Venezuelans for a rise in the world's cheapest fuel prices in response to a recession worsened by plunging oil revenue. The socialist-run OPEC member's economy shrank 2.8 percent in 2014 while inflation topped 64 percent, the socialist leader announced in a speech to parliament, in what is almost certainly the worst performance in Latin America. (Photo by Carlos Garcia Rawlins/Reuters)

China's Gu Ailing Eileen waits to see her score as she competes in the freestyle skiing women's freeski slopestyle final run during the Beijing 2022 Winter Olympic Games at the Genting Snow Park H & S Stadium in Zhangjiakou on February 15, 2022. (Photo by Marco Bertorello/AFP Photo)

A person waving the rainbow flag runs on the pitch as the players line up for the national anthems the UEFA EURO 2020 Group F football match between Germany and Hungary at the Allianz Arena in Munich on June 23, 2021. (Photo by Alexander Hassenstein/Pool via AFP Photo)

Photo taken at the top of the Canton Tower, a landmark in Guangzhou, on August 7, 2022 shows the Pearl River running through downtown of Guangzhou, capital of south China's Guangdong Province. (Photo by Liu Dawei/Xinhua News Agency)

People run into the sea at the beach of Scheveningen on New Year's Day, Scheveningen, Netherlands, 01 January 2023. The traditional New Year's dive was resumed after the two previous editions were canceled due to the corona crisis. (Photo by Remko de Waal/EPA/EFE/Rex Features/Shutterstock)

A view of one of the stands during the inauguration of the Integrated Systems Europe (ISE) fair, the largest audiovisual show in the world, in Barcelona city, Catalonia, north-eastern Spain, 31 January 2023. The event runs until 03 February, gathers 68,000 registered attendees and 1,055 exhibiting companies. (Photo by Quique Garcia/EPA)

A woman visits the exhibition “Pop Air” at the Balloon Museum in Madrid, Spain, 22 March 2023. The exhibition, dedicated to balloons and inflatable arts, opened to the public in Madrid on 18 March and runs through 23 July 2023. (Photo by Alejandro Lopez/EPA)