The Vatican Obelisk, from the Circus of Nero, 1833 (etching with brown wash)

Obelisque Vatican, du Cirque de Nero; Engraved by Pietro Fontana (1762-1837); from 'Recueil des vues au bister dessinees et lavees par Callimachus, Souvenirs d'antiquites et curiosites de Rome et des environs, Deblayements et reparations du Pape Pie VII'; Pope Pius VII (1742-1823) Papacy (1800-23) Count Barnaba Niccolo Maria Luigi Chiaramonti; St. Peter's Square built 1656-67 by Gian Lorenzo Bernini (1598-1680); Piazza San Pietro; The Egyptian obelisk, brought from Alexandria in 37, was thought to have stood on the spina of the circus of Nero; In 1586 it was moved to the present site; The fountain on the right was designed by Carlo Maderno (1556-1629) in 1614 and moved to the site in 1667 by Bernini, who designed the other one;