Fighters from Germany take up position before competing in the Medieval Combat World Championship at Malbork Castle, northern Poland, April 30, 2015. Medieval combat is a full contact sport that revives the foot based tournament fighting of medieval Europe. Countries fight in refereed matches where the objective is to get the opposing team to the floor. There are also duels with polearms, swords and shields where the number of hits landed are scored. The fighters, both male and female, wear heavy armours and weapons, mostly replicas of authentic pieces, and fight following the knights code of conduct. According to organizers, 25 nations from 6 continents are taking part in the Championships, which started on April 30 and will go on until May 3. (Photo by Kacper Pempel/Reuters)

An African migrant stranded in Costa Rica bathes at a makeshift camp at the border between Costa Rica and Nicaragua, in Penas Blancas, Costa Rica, July 14, 2016. Thousands of African migrants are currently stranded in Costa Rica after they were denied entry into neighbouring Nicaragua, which they have been using as a crossing point in order to reach the United States. According to the Costa Rican Red Cross, most of these people from Africa, Asia and Haiti. It has been reported that many of them paid smugglers to reach Central America. However, when they arrived at the border gates, they were denied entry and were left with nowhere to go. (Photo by Juan Carlos Ulate/Reuters)

A fish jumps over a net as a boy works in a fish farm at Htantapin township, outside Yangon, Myanmar February 18, 2016. One in five children in Myanmar aged 10-17 go to work instead of school, according to figures from a census report on employment published last month, and the opening up of the economy since 2011 has triggered a spike in demand for labour. Many children work in fish farming and processing. At Yangon's San Pya fish market, the country's largest, girls and boys as young as nine clean and process fish and unload boats and trucks during 12-hour overnight shifts. (Photo by Soe Zeya Tun/Reuters)

Members of security forces secure Tahrir Square in Cairo, Egypt, November 11, 2016. Egypt imposed a big security clampdown in its cities on Friday as mass demonstrations called to protest against austerity measures failed to take place. Riot police and armored vehicles filled the otherwise empty streets of central Cairo, but most people stayed at home. (Photo by Mohamed Abd El Ghany/Reuters)

Afghan boys ride on donkey cart transporting plastic bottles for recycling, on the outskirts of Kabul, Afghanistan, on 16 September 2020. Nearly 19 years after the fall of the Taliban regime and the United States invasion, the Afghan government and insurgents on 12 September, began peace negotiations in Doha. (Photo by Hedayatullah Amid/EPA/EFE)

A photographer has shot this series of scenic selfies – scaling freezing mountain tops to snap himself in front of stunning scenery. Paul Zizkas breath-taking work features himself in front of beautiful backdrops such as shimmering lakes, snowy mountains and vibrant auroras. He has travelled to a number of different locations worldwide including Canada, New Zealand, Niue the South Pacific and French Polynesia. Explorer Paul, from Banff, Alberta, Canada, saw his selfies go viral early in 2014 – and has now unveiled his latest work. He said: I find that sometimes including a person in a landscape scene adds to the photograph – that it conveys a different story. Here: lake Minnewanka, Banff National Park, Alberta, Canada. (Photo by Paul Zizkas/Caters News)

A baby Black-crowned Night Heron squawks in its incubator while being cared for at City Wildlife rescue and rehabilitation center in Washington, DC on May 31, 2017. The heron is one of several that have been brought to CW by the staff at The National Zoo over the past few years. (Photo Linda Davidson/The Washington Post)

A Thai performer puts his head inside a crocodile's mouth during a media preview performance as part of preparation to reopen Samutprakarn Crocodile Farm and Zoo in Samut Prakan province, Thailand, 19 March 2024. (Photo by Rungroj Yongrit/EPA)