Ngorongoro Crater (Tanzania). At 610m deep and 260 sq km, this is the largest unflooded caldera in the world. A blue-green vision from above it's a haven for engangered wildlife and Maasai livestock. The crater was formed three million years ago when a giant volcano, which could have been as high as Kilimanjaro, exploded and collapsed. The caldera formed the concentric fractures in the crust cracked down to a magma reservoir deep underground. (Photo by John Bryant/Getty Images)

A woman wearing a burka walks through a bird market as she holds her child, in downtown Kabul, Afghanistan, Sunday, May 8, 2022. Afghanistan’s Taliban rulers on Saturday ordered all Afghan women to wear head-to-toe clothing in public – a sharp, hard-line pivot that confirmed the worst fears of rights activists and was bound to further complicate Taliban dealings with an already distrustful international community. (Photo by Ebrahim Noroozi/AP Photo)

A Ukrainian serviceman of the 47th “Magura” Separate Mechanized Brigade plays with a cat, which his unit evacuated from a frontline, amid Russia's attack on Ukraine, at undisclosed location in Donetsk region, Ukraine on February 8, 2024. (Photo by Alina Smutko/Reuters)

Jubilee Class steam locomotive 45596 Bahamas crosses the Forth Bridge on its way from Edinburgh Waverley to Aberdeen on a day trip operated by The Railway Touring Company on Wednesday, April 19, 2023. (Photo by Jane Barlow/PA Images via Getty Images)

The scene in Star Lane, Dunmow, Essex, after a steam traction engine from Sussex on its way to the Saffron Walden Crank Up weekend steam show, crashed into a private dwelling on Friday, April 21, 2023. (Photo by Nicholas.T.Ansell/PA Images via Getty Images)

British television presenter Maya Jama at “Love Island All: Stars” TV show in London, United Kingdom on December 16, 2023. (Photo by ITV/Love Island/Rex Features/Shutterstock)

Russian Orthodox believers take a dip in the ice cold water of a pond during the celebrations of the Orthodox Epiphany holiday, in Moscow, Russia on January 18, 2024. People believe that dipping into blessed waters during the holiday of Epiphany strengthens their spirit and body. (Photo by Yuri Kochetkov/EPA/EFE)

The Ohio State cheerleaders celebrate after their team defeated Notre Dame 34-23 in a college football championship game in Atlanta, Georgia on January 20, 2025. (Photo by Hoss McBain/ZUMA Press Wire/Alamy Live News)