Festivalgoers during the 2018 Coachella Valley Music And Arts Festival at the Empire Polo Field on April 20, 2018 in Indio, California. (Photo by Frazer Harrison/Getty Images for Coachella)

These powerful images capture the spear-wielding tribes of Papua new Guinea who believe they are possessed with the spirit of the crocodile. They show how the Kangunaman clansmen scar their backs to resemble reptile scales while the Huli Wigmen wear elaborate headdresses to signal they are ready for battle. (Photo by Trevor Cole/Media Drum World)

These photographs of hundreds of ducks following their leader down a river are truly mesmerizing. Rafeur Rahman of Bangladesh climbed a high bridge and saw hundreds of ducks apparently playing a game of follow the leader. More than 500 ducks live on the river, where the mosses and snails provide the perfect habitat. Here: Ducks in the river Baral in Bangladesh. (Photo by Rafeur Rahman/Caters News Agency)

The front wheels of a tractor lift off the ground as the driver moves a heavy trailer outside Peshawar, Pakistan February 19, 2018. (Photo by Fayaz Aziz/Reuters)

Czech model Petra Nemcova attends Fashion For Relief during the 71st annual Cannes Film Festival at Hangar 16 Airport of Cannes Mandelieu in Cannes, France, 13 May 2018. (Photo by Arnold Jerocki/EPA/EFE)

American model Bella Hadid has wardrobe malfunction as she runs with leftovers from lunch with friends at Bar Pitti in New York, United States of America on June 2, 2018. (Photo by Peter Parker/Splash News and Pictures)

A man plays with his pet goat while taking a bath to cool off in a canal during hot and humid weather in Lahore, Pakistan May 30, 2018. (Photo by Mohsin Raza/Reuters)

A rickshaw puller transports passengers through a water-logged street after heavy rain in Kolkata, India on June 26, 2018. (Photo by Rupak De Chowdhuri/Reuters)