A service member of the Ukrainian armed forces is seen at fighting positions on the line of separation from pro-Russian rebels in Donetsk region, Ukraine on April 10, 2021. (Photo by Oleksandr Klymenko/Reuters)

The sunken ferry Sewol sits on a semi-submersible ship during its salvage operations at the sea off Jindo, South Korea, in this handout picture provided by the Ministry of Oceans and Fisheries and released by Yonhap on March 26, 2017. (Photo by Reuters/Yonhap/The Ministry of Oceans and Fisheries)

Penitentes, or nieves penitentes (Spanish for “penitent-shaped snows”), are a snow formation found at high altitudes. They take the form of tall thin blades of hardened snow or ice, closely spaced with the blades oriented towards the general direction of the sun.

South African model Candice Swanepoel walks the runway at the 2018 Victoria's Secret Fashion Show on November 8, 2018 at Pier 94 in New York City. (Photo by Matt Baron/Rex Features/Shutterstock)

Alayah Pilgrim of Switzerland in action during the UEFA Women's EURO 2025 match between Switzerland and Norway at St. Jakob-Park in Basel, Switzerland, on July 2, 2025. (Photo by Stephane Mahe/Reuters)

Argentina's Francisco Cerundolo falls as he plays against Germany's Alexander Zverev during a Davis Cup quarterfinal singles tennis match between Germany and Argentina, in Bologna, Italy, Thursday, November 20, 2025. (Photo by Luca Bruno/AP Photo)

An employee of a bakery talks on his mobile while balancing on his head a tray of freshly baked bread from a local bakery in a street in Cairo, Egypt, January 12, 2016. (Photo by Asmaa Waguih/Reuters)

A general view of dried-up rivers in the Pilbara region of Western Australia December 2, 2013. Western Australia's Pilbara region, which is the size of Spain, has the world's largest known deposits of iron ore and supplies nearly 45 percent of global trade in the mineral. (Photo by David Gray/Reuters)