Yes, it’s true: Since the 1700s, creches in Catalonia have included, amidst the Virgin Mother, the Holy Child in the manger, and the shepherds, the caganer, a figure discreetly answering nature’s call. It’s a good luck charm, and over the years the traditional peasant farmer caganer has been joined by figurines of everyone from Napoleon to Beethoven to Vladimir Putin to Captain America.