A protester with his face smeared with soot from burning barricades stands in the Musaga neighbourhood of Bujumbura on May 6, 2015. Government and opposition rivals are meeting in Burundi in a bid to end deadly demonstrations against a third term bid by the president, as regional foreign ministers arrived to add pressure. (Photo by Phil Moore/AFP Photo)

Lake Assal is a crater lake in central-western Djibouti. It is located at the western end of Gulf of Tadjoura in the Tadjoura Region, touching Dikhil Region, at the top of the Great Rift Valley, some 120 km (75 mi) west of Djibouti city. Lake Assal is a saline lake which lies 155 m (509 ft) below sea level in the Afar Triangle, making it the lowest point on land in Africa and the third-lowest land depression on Earth after the Dead Sea and Sea of Galilee.

Participants wrestle while riding yaks during Kyrgyz national horse games and festival near the Tulpar-Kul in the Chon Alai range, some 3500 metres (11483 feet) above sea level, Osh region, Kyrgyzstan, July 25, 2015. (Photo by Vladimir Pirogov/Reuters)

A group of hikers atop Mount St. Helens on July 21, 2016. Mount St. Helens or Louwala-Clough is an active stratovolcano located in Skamania County, Washington, in the Pacific Northwest region of the United States. It is 96 miles south of Seattle, Washington, and 50 miles northeast of Portland, Oregon. (Photo by Raxit Kagalwala)

A view of the facade of a house in the village of Cherevkovo, Arkhangelsk region, Russia, July 12, 2016. Traditional wooden houses, many featuring exquisite carvings and craftsmanship, are falling into decay across Russia because of neglect, lack of funds and an exodus from the countryside to the cities. Urbanisation and a low birth rate are emptying out the countryside, and residents and authorities are often largely indifferent towards the historical value of their properties. (Photo by Maxim Shemetov/Reuters)

Palestinian women wearing protective masks amid the COVID-19 pandemic pose in their traditional attire during an event to celebrate the Palestinian Traditional Dress Day and protest Israel's plan to annex parts of the occupied West Bank, in the village of Al-Jiftlik in the Jordan Valley region, on July 26, 2020. (Photo by Jaafar Ashtiyeh/AFP Photo)

A man wearing the traditional Carnival Neapolitan mask of Pulcinella performs on Via Caracciolo avenue in Naples, Italy, Saturday, November 14, 2020. The regions of Campania and Tuscany were designated red zone on Friday, signaling the dire condition of a hospitals struggling with a surge of new admissions. (Photo by Gregorio Borgia/AP Photo)

A woman walks in a street in freezing weather of –24 degrees Celsius in Omsk, Russia on January 13, 2021. Daytime temperatures have been below –20 degrees Celsius in the Omsk Region since 25 December 2020. (Photo by Yevgeny Sofiychuk/TASS)