In a photo taken on September 11, 2019, North Korean students pose for photos in Chonji lake, or “Heaven lake”, as they visit the crater of Mount Paektu, near Samjiyon. Mount Paektu has long been considered the spiritual birthplace of the Korean nation and is a place of pilgrimage for tens of thousands of North Koreans every year, who are trained from birth to revere their leaders. (Photo by Ed Jones/AFP Photo)

Workers install a monument inside Beirut port as a remembrance for the victims of the 04 August harbor blast in Beirut, Lebanon, 27 July 2021. A massive blast on 04 August 2020 rocked Beirut's port in which at least 200 people were killed and more than 6,000 injured, believed to have been caused by an estimated 2,750 tons of ammonium nitrate stored in a warehouse, devastated the port area of Beirut and several parts of the city. (Photo by Wael Hamzeh/EPA/EFE)

Gold Medalist Kristof Milak of Hungary during the medals ceremony of the 200m Butterfly final on day five of the swimming competition of the Tokyo 2020 Olympic Games at Tokyo Aquatics Centre on July 28, 2021 in Tokyo, Japan. (Photo by Aleksandra Szmigiel/Reuters)

Kids play in water to cool off during the scorching weather of a heatwave at a River Landing splash park in Saskatoon, Saskatchewan, Canada July 2, 2021. (Photo by David Stobbe/Reuters)

An officer from the California Department of Fish and Wildlife gets ready to tranquillize a bear in Pasadena, California, U.S., August 20, 2021. (Photo by Mario Anzuoni/Reuters)

A worker repairs fishing nets, which can stretch to more than 20 metres in length, in Sakon Nakhon, Thailand on August 12, 2021. (Photo by Chanwit Wanset/Solent New)

A Palestinian man plays with a horse at the beach of the Mediterranean Sea in Gaza City in the northern Gaza Strip, Friday October 1, 2021. The beach is one of the few open public spaces in this densely populated city. (Photo by Hatem Moussa/AP Photo)

First year cadets of the Vladivostok branch of Russian Internal Affairs Ministry's Far Eastern Law Institute march in formation during a ceremony to take oath of allegiance at a monument to Internal Affairs Ministry officers who lost their lives in line of duty in Vladivostok, Russia on September 24, 2021. 27 cadets took oath of allegiance during the ceremony. (Photo by Yuri Smityuk/TASS)