Sacre Coeur is "a Catholic church and minor basilica in Paris dedicated to the Sacred Heart of Jesus. It was formally approved as a national historic monument by the National Commission of Patrimony and Architecture on December 8, 2022. Sacré-Cœur Basilica is located at the summit of the butte of Montmartre. From its dome two hundred meters above the Seine, the basilica overlooks the entire city of Paris and its suburbs. It is the second most popular tourist destination in the capital after the Eiffel Tower. [Wikipedia]

It's an ideal subject for a square frame!