A four-legged robot dog called SPOT patrols a park as it undergoes testing to be deployed as a safe distancing ambassador, following the coronavirus disease (COVID-19) outbreak, in Singapore on May 8, 2020. (Photo by Edgar Su/Reuters)

Guests watch “Trolls World Tour”, in the rain at the Four Brothers Drive In Theatre amid the coronavirus pandemic, Friday, May 15, 2020, in Amenia, N.Y. (Photo by John Minchillo/AP Photo)

Muslim pilgrims pray on top of the rocky hill known as Mountain of Mercy on the Plain of Arafat during the annual hajj pilgrimage near the holy city of Mecca, Saudi Arabia, Thursday, July 30, 2020. Only about 1,000 pilgrims will be allowed to perform the annual hajj pilgrimage this year due to the virus pandemic. (Photo by Saudi Ministry of Media via AP Photo)

In this Thursday, November 1, 2018, photo, a girl uses a hammer to crack open shells for edible seeds to sell as snacks in Yangon, Myanmar. A United Nations report says some 486 million people are malnourished in Asia and the Pacific, and progress in alleviating hunger is stalling. (Photo by Thein Zaw/AP Photo)

At 10,582 square kilometres, the Bolivian salt flats – otherwise known as Salar de Uyuni – are the largest on the planet and contain between 50 and 70% of the world’s lithium reserves. After exploring Chile and Argentina, photographer Joel Santos decided to travel to Bolivia in January 2017 to check the salt flats off his bucket list. With an electrical storm rolling in, Joel and his two travelling companions were the only souls left on the vast flats and captured the eerie flats without a person in sight. (Photo by Joel Santos/Barcroft Images)

A dog sits in a plastic tub filled with water in Taipei, Taiwan, 28 July 2020. Betel nut seller Mr Luo, the dog's owner, said he puts his dog, a 12-year-old mixed breed called Ah Dai (Stupid), in a plastic tub filled with water whenever the weather gets hot. Ah Dai enjoys the bath and can sit in the basin for hours, according to Mr Luo. Luo has a dozen pairs of glasses for Ah Dai, so the dog wears different glasses every day and many tourists take photos of Ah Dai. (Photo by David Chang/EPA/EFE)

The Rio dry cargo ship that has ran aground during a storm in December 2018 in Kabardinka, Krasnodar Territory, Russia on August 11, 2020. The vessel has become a tourist attraction of the region. (Photo by Alexander Ryumin/TASS)

Vatican Swiss Guards stand attention at the St. Damaso courtyard on the occasion of the swearing-in ceremony at the Vatican, Sunday, October 4, 2020. The ceremony is held to commemorate the day in 1527 when 147 Swiss Guards died protecting Pope Clement VII during the Sack of Rome. (Photo by Gregorio Borgia/AP Photo)