 A sanctuary to the Virgin of Buen Ayre would be later erected in Seville .In 1536, Spanish seaman Pedro de Mendoza established a fort and port in current-day San Telmo (about one kilometre south of the current Buenos Aires city centre) and called it "Santa María del Buen Aire" ("Our Lady of the Good Air").The city name was chosen by the chaplain of Mendoza's expedition, a devotee of the Virgin of Buen Ayre.