Participants take pictures of themselves as others run past the Tiananmen gate during the Beijing Marathon in Beijing, China, September 17, 2016. (Photo by Damir Sagolj/Reuters)

A sadhu (Hindu holy man) smokes marijuana using a “chillum”, a traditional clay pipe, as a holy offering during the Hindu festival “Maha Shivaratri” in Kathmandu on February 21, 2020. (Photo by Prakash Mathema/AFP Photo)

Russian Orthodox priest, Father Nikolai Gensitsky, speaks with believers while having a festive meal during the Easter celebrations in a church in the village of Yekaterininskoye in Omsk Region, Russia on April 19, 2020. (Photo by Alexey Malgavko/Reuters)

An Afghan man rides on his donkey, holding balloons for sale during Newroz Day celebrations, a festival marking their spring and new year, in Kabul, Afghanistan March 21, 2017. (Photo by Omar Sobhani/Reuters)

In this Sunday, June 27, 2010 file photo two men compete in an ostrich race at Highgate ostrich farm in Oudtshoorn, South Africa. Clambering onto an ostrich for a ride used to be popular among tourists in a South African town of Oudtshoorn known of as the “ostrich capital of the world”. Not so much anymore. Two major ostrich farms in Oudtshoorn have stopped offering ostrich rides to tourists, responding to concerns about the birds’ welfare. A third farm is sticking with the feature, saying it is regulated and that ostriches do not experience discomfort. The Highgate farm, however, continues to offer ostrich rides. (Photo by Shuji Kajiyama/AP Photo)

Villagers play traditional games as they take part in a Chyrachka rite during the Shrovetide celebration in the village of Tonezh, some 280 km of Minsk, on March 10, 2019. Chyrachka is a kind of birds that live in this area. (Photo by Sergei Gapon/AFP Photo)

In this Tuesday, March 12, 2019 photo, a visitor takes part in an immersive experience showing visitors how dogs see from inside the head of a dog at the California Science Center in Los Angeles. A new exhibit at a Los Angeles museum examines the relationship between dogs and humans and explores why the two species seem to think so much alike and get along so well. “Dogs! A Science Tail” opens Saturday, March 16, 2019, at the California Science Center. (Photo by Richard Vogel/AP Photo)