Public Space series, 2015. This series by Morteza Niknahad and Behnam Zakeri tends toward cinema, taking an almost cartoonish view of modern life in Iran. This work was inspired by the social life of dolphins. (Photo by Morteza Niknahad and Behnam Zakeri/The Guardian)

A couple who did not give their names walk in downtown Havana, February 2, 2015. (Photo by Alexandre Meneghini/Reuters)

Float builder Andrea works on a float which depicts Russia's President Vladimir Putin as warmonger, at the float hall of the Mainz Carnival Association (MCV), in Mainz, Germany, 02 February 2016. The MCV invited journalists to a preview of this year's floats for the upcoming Shrove Monday carnival parade. The main carnival season festivities will happen around Rose Monday on 08 February. (Photo by Fredrik von Erichsen/EPA)

A Nepalese Hindu devotee dresses as a deity as he prepares to participate in festivities at the Shikali Temple during celebrations for the Shikali Jatra festival in the village of Khokana, on the outskirts of Kathmandu, on October 19, 2015. Local villagers, who normally do not celebrate the country's most famous festival of Dashain, celebrate the Shikali Jatra each year. (Photo by Prakash Mathema/AFP Photo)

After a cold night the small North Devon villages of Appledore and Instow wake up to an amazing scene as the sun rises over the River Torridge estuary, Devon, UK on October 19, 2018. (Photo by Terry Mathews/Alamy Live News)

Local residents fight to collect free drinking water from municipal corporation tanker on a hot summer day on the outskirts of Ahmedabad, India June 1, 2016. (Photo by Amit Dave/Reuters)

A grizzly bear fishes for salmon under the Northern Lights in Klukshu, Yukon, in the north of Canada on March 3, 2025. The bear makes use of the darkness because the salmon can't see well enough to swim away. (Photo by Peter Mather/Solent News & Photo Agency)

A drone flies above World Surf League World Title winner Hawaian surfer John John Florence during the final heat of the Portuguese stage of the World Surf League championship at Supertubos beach near Peniche, central Portugal, on October 25, 2016. (Photo by Francisco Leong/AFP Photo)