An Afghan laborer works at a brick kiln, in Jalalabad, Afghanistan, 24 February 2020. Afghan President Ghani said on 21 February, said that a seven-day reduction in violence promised by the Taliban will determine the government's next steps in Afghanistan's peace process. The Taliban has announced a decrease in hostilities in an agreement with the United States as a preliminary step to signing a peace deal with Washington on 29 February. (Photo by Ghulamullah Habibi/EPA/EFE)

A mahout washes an elephant in the river in Pinnawala, some 95 kms from the capital Colombo on April 15, 2020. (Photo by Ishara S. Kodikara/AFP Photo)

A girl wears a mask to help protect herself from the new coronavirus jogs as the sun sets over the Mediterranean Sea coastline, in Beirut, Lebanon, Tuesday, April 14, 2020. (Photo by Hassan Ammar/AP Photo)

Visitors take photos of the fluorescent sea in the waters of Paishi Village, Dalian City, Liaoning Province, China, May 24, 2020, from the night of May 24 to the early morning of May 25, 2020. The fluorescent sea in dalian is caused by noctilucent algae in the sea water. (Photo by Costfoto/Barcroft Media via Getty Images)

A woman is pictured in the municipality of Iztapalapa as the outbreak of the coronavirus continues in Mexico City on May 27, 2020. (Photo by Carlos Jasso/Reuters)

Kazakh girls watch as the Russian Soyuz TMA-15 rocket carrying Canadian astronaut Robert Thirsk, European Space Agency (ESA) astronaut Frank De Winne of Belgium and Russian cosmonaut Roman Romanenko readies for take-off from the Baikonur cosmodrome, in Kazakhstan on May 27, 2009. Three astronauts, from Canada, Belgium and Russia, blasted off for the International Space Station in a landmark mission that will double its crew to six for the first time. (Photo by Dmitry Kostyukov/AFP Photo)

People pause at a memorial set up for victims of a mass shooting in Las Vegas, Nev., on Tuesday, October 3, 2017. A gunman opened fire on an outdoor music concert on Sunday. It was the deadliest mass shooting in modern U.S. history, with dozens of people killed and hundreds injured, some by gunfire, some during the chaotic escape. (Photo by John Locher/AP Photo)

Cave Diver, Anhumas Abyss, Bonito, Brazil: The Anhumas Abyss is an underground cavern with a crystal-clear lake below, more than 260 feet (79 m) deep. A visitor must enter through a narrow opening at the top of the chamber and rappel into the cave. Snorkeling and scuba diving in the lake reveal amazing scenery. Distinctive, conical limestone stalagmites and stalactites occupy the lake and the surrounding area, some reaching 65 feet (20 m) high. (Photo by Marcio Cabral/Nature’s Best Photography Awards 2017)