Francesco Borromini: Structure and Metamorphosis - Exhibition by the Albertina Collection of Graphic Art, Vienna, to celebrate 400 years of the famous architect of Italian Baroque. Biography and images including original drawings. - http://www.borromini.at/
Francesco Borromini (1599-1667) - Biography and bibliography of the Italian Baroque stone-carver and architect in Great Buildings Online, with samples of his work. - http://www.greatbuildings.com/architects/Francesco_Borromini.html
San Carlo alle Quattro Fontane, Rome - Photographs and description of the facade of the Baroque church designed by Francesco Borromini (1665-76), taken by Mary Ann Sullivan. Part of her Digital Imaging Project. - http://www.bluffton.edu/~sullivanm/carlo/carlo.html