Clouds gather as walkers pause atop a ridge in Mountain View, California January 7, 2016. (Photo by Noah Berger/Reuters)

A general view shows the part of the skyline of Dubai covered in an early morning fog on October 5, 2015. (Photo by Rene Slama/AFP Photo)

A general view of the Drax Power Station, illuminated in the colours of the Ukrainian flag, in North Yorkshire, Britain on April 1, 2022. (Photo by Lee Smith/Reuters)

Drone view of vehicles after part of the ceiling collapsed in a mall in Osasco, Brazil on March 9, 2023. (Photo by Carla Carniel/Reuters)

General view of performance during the “Fuerza Bruta Wayra” show on February 28, 2024 in Barcelona, Spain. (Photo by Xavi Torrent/Getty Images)

A tourist takes photos in an open-air studio with a view of the Bosphorus in Istanbul, Turkey, Saturday, July 19, 2025. (Photo by Emrah Gurel/AP Photo)

Muslims pray at the top of Mount Al-Noor during their Umrah Mawlid al-Nabawi “Birthday of Prophet Mohammad” in the holy city of Mecca, Saudi Arabia January 16, 2016. Muslims believe Prophet Mohammad received the first words of the Koran through Gabriel, at the top of Mount Al-Noor in the holy city of Mecca. (Photo by Amr Abdallah Dalsh/Reuters)

“Asaro from the Eastern Highlands”. The mudmen could not cover their faces with mud because the people of Papua New Guinea thought that the mud from the Asaro river was poisonous. So instead of covering their faces with this alleged poison, they made masks from pebbles that they heated and water from the waterfall, with unusual designs such as long or very short ears either going down to the chin or sticking up at the top, long joined eyebrows attached to the top of the ears, horns and sideways mouths. (Photo and caption by Jimmy Nelson)