Fountain of Piazza Mastai, Trastevere. Andrea Busiri Vici for Pio IX Mastai Ferretti in front of the building for the production of Tobac built in the 19th century. Inspired by Giacomo della Porta and the fountain of S Maria in Trastevere he also carved Dolphins and puttoes who are holding the first and the second basin
La Fontana di Pio IX in Lungotevere Testaccio. Pope Pius IX Mastai Ferretti erected this fountain on the Tiber embankment in 1869 in memory of the excavations carried out by the archaeologist Pietro Ercole Visconti in the area, which enabled the recovery and reuse of many ancient marble pieces.
Fontana delle Naiadi The construction of Fontana delle Naiadi started in 1870 under the administration of Pope Pius IX. Completed in 1888, this fountain in Rome is considered as the most beautiful and exquisite modern fountains not only in Rome but all over the world. It originally featured four chalk lions until they were replaced with bronze naiads’ statues.
The Vatican 'papal' carriage, built for Pope Pius IX, who promoted the extension of the railway system throughout the Papal States. The above railroad-car (circa 1859) was for his personal use on frequent trips through the Papal States. Today, the car remains on exhibition in the Museum of Rome. (ack J Paul Getty Museum)
Fontana delle Naiadi, Piazza della Repubblica. The fountain in this square was originally the fountain of the Acqua Pia (connected to the Aqua Marcia aqueduct), commissioned by Pope Pius IX in 1870. Completed in 1888, it had four large lions designed by Alessandro Guerrieri.