Since 2011, August 12 has been set aside as World Elephant Day, supported by numerous conservation agencies as a day to “spread awareness, share knowledge, and provide solutions for better care and management of both captive and wild elephants.”

Recently, Reuters photographer Sergei Karpukhin spent time in Russia’s far north, visiting reindeer herders as they brought their herds into the settlement of Krasnoye.

Images from parts of hard-hit Australia, still caught in a months-long wildfire disaster

Wyoming is among the 10 largest states in the U.S., but is also the least populated, with barely more than 575,000 residents.