Carcassonne, Medieval citadel, France.

CARCASSONNE, FRANCE - April 29: A cafe and restaurant area inside Carcassonne, a town on the top of a hill in Languedoc-Roussillon on the Aude River in the south of France, famous for its medieval citadel, La Cité, with its many watchtowers and double walls. The first walls were built during the Gallo-Roman period, while the main additions were made in the 13th and 14th centuries. April 29th 2019 in Carcassonne, France. (Photo by Tim Clayton/Corbis via Getty Images)