Urban photographer Roman Robroek spent five years scouring the continent for the grandest examples of forgotten architectural beauty. Here: Watch your step on this Polish spiral staircase. (Photo by Roman Robroek/South West News Service)

Sumo wrestlers in their women's match at the 2021 Russian Sumo Championship at Ak Bars Wrestling Palace in Kazan, Russia on February 14, 2021. There are over 6,000 sumo wrestlers in Russia. (Photo by Yegor Aleyev/TASS)

Former Miss Croatia, Ivana Knoll poses with a fan prior to the FIFA World Cup Qatar 2022 semi final match between Argentina and Croatia at Lusail Stadium on December 13, 2022 in Lusail City, Qatar. (Photo by Chris Brunskill/Fantasista/Getty Images)

Two robotic legged squad support system (LS3) machines by the Defense Advanced Research Project Agency follow a technician during a demonstration at Joint Base Myer-Henderson Hall, Virginia, on September 10, 2012. (U.S. Marine Corps photo by Sgt. Mallory S. VanderSchans via The Atlantic)

A model presents a creation by Italian designer Donatella Versace as part of her Haute Couture Fall/Winter 2016/2017 fashion show for Atelier Versace in Paris January 24, 2016. (Photo by Gonzalo Fuentes/Reuters)

Seehund “Bruno” looks out of his transport box before making his way to the water on the beach of the island of Juist, Germany on August 14, 2013. Four young seals were released after six weeks of recovery at a rescue station in Norden-Norddeich. (Photo by Carmen Jaspersen/AFP Photo/DPA)

Casablanca hosts in May every two years (even years), the largest auto show in Morocco. In 2010, the show had attracted nearly 250,000 visits and helped sell 6,000 vehicles.

The knitted sculpture “William Tell” by Patricia Waller sits in the “Broken Heroes” exhibition at the Deschler Gallery on April 26, 2012 in Berlin, Germany. The exhibition of hand-crocheted comic, puppet and cartoon figures shows icons of pop culture in various unfortunate states. (Photo by Adam Berry)