It is already one of the world’s most iconic cities, but this incredible collection shows how much Paris has changed over the course of the past century. The collection, by French photographer Julien Knez, shows Paris in the 1940s against a backdrop of how the same places look today. Knez says he put the striking collection together to celebrate the 71st anniversary of the city’s liberation from Nazi control in August 1944. Here: Soldiers outside the Hotel De Ville in the 1940s. (Photo by Julien Knez/Caters News)

Torchbearer Hou Bin runs with his torch during the Beijing 2022 Paralymic Torch Relay and Flame Lighting Ceremony at the Temple of Heaven park in Beijing, capital of China, March 2, 2022. The flame for the Beijing 2022 Winter Paralympic Games was collected at eight locations in Beijing and Zhangjiakou. Each collection is followed by a relay of no more than 20 torchbearers on-site before the gathering of nine flames at the Temple of Heaven. (Photo by Xinhua News Agency/Rex Features/Shutterstock)

Women, with traditional clothes, collect rose petals at a rose field during rose harvesting season in Isparta, Turkey on June 17, 2020. The collected roses are exported to world wide known perfume factories, especially French companies, after the some process at the factories. Women wear traditional clothes to promote rose harvest with the support of Isparta Municipality. (Photo by Mustafa Ciftci/Anadolu Agency via Getty Images)

Rob Maitland of Australia collects a ball from the ocean during warm-up for the Water Polo by the Sea match between Australia and the United States of America at at Bondi Icebergs on Bondi Beach on January 4, 2012 in Sydney, Australia. (Photo by Mark Kolbe/Getty Images)

A model presents a creation from the Versace Fall-Winter 2022/2023 collection during Fashion Week in Milan, Italy, February 25, 2022. (Photo by Alessandro Garofalo/Reuters)

Fashion from Sergio Hudson's fall/winter 2022 collection is modeled during Fashion Week, Sunday, February 13, 2022, in New York. (Photo by John Minchillo/AP Photo)

A model presents a creation from the Versace Spring/Summer 2022 collection during Milan Fashion Week in Milan, Italy, September 24, 2021. (Photo by Alessandro Garofalo/Reuters)

A model wears a creation for Schiaparelli's Haute Couture Fall/Winter 2022-2023 fashion collection, Monday, July 4, 2022 in Paris. (Photo by Lewis Joly/AP Photo)