Meet the star students of orangutan school – the unique rehab centre where orphaned apes are taught how to climb trees and survive in the wild without their mum and dad. (Photo by Caters News)

In this Tuesday, August 27, 2019, file photo, a climber stops to take pictures of clouds while climbing towards the summit of Mount Fuji to watch the sunrise, in Japan. (Photo by Jae C. Hong/AP Photo/File)

Natalia Grossman of the USA competes during the women's finals of the IFSC Climbing World Cup Meiringen on April 09, 2022 in Meiringen, Switzerland. (Photo by Marco Kost/Getty Images)

A “Free Syrian Army” fighter in the Bustan Pasha neighborhood of Aleppo, Syria, August 21, 2013. (Photo by James Lawler Duggan)

The ex-Pussycat Doll Nicole Scherzinger climbed 1,000-plus steps of an old Honolulu railway line in Hawaii in the first decade of January 2023. (Photo by Instagram)

Photographers help a Rohingya refugee to climb out of Naf River as they cross the Myanmar-Bangladesh border in Palong Khali, near Cox's Bazar, Bangladesh on November 1, 2017. (Photo by Hannah McKay/Reuters)

American actor and musician Jared Leto climbs The Empire State Building on November 08, 2023 in New York City. (Photo by Roy Rochlin/Getty Images for Empire State Realty Trust)