The Chapel Espiatoria is a memorial of Monza, built by Vittorio Emanuele III to commemorate the assassination of his father, Umberto I. The king, shortly after his father's death (29 July 1900), he commissioned the project architect Giuseppe Sacconi, author of the Victorian project of Rome. The work was completed in 1910, so as to make it ready for the tenth anniversary of the attack. The monument, built on the exact spot of the attack, is surrounded by a leafy garden, enclosed by a wrought iron gate. The interior of the temple, a circular plan, is covered with Byzantine-inspired mosaics and marble of various colors and various origins. Subjects various mosaic depicting, in the sails, angels with the symbols of the Passion of Christ and, in the round, saints and blessed of the House of Savoy. From the outside leads to the crypt below, to plant in the shape of a Greek cross, covered in polychrome marbles and bronzes. The times they are a mosaic depicting a starry sky. At the intersection of the four arms of the crypt is placed a black marble stone that is engraved the date of July 29, 1900, to commemorate the spot where King Umberto I was shot down by the anarchist Bresci. A faint golden light filtering through ten windows closed by alabaster sheets. The monument was visited, too, by Benito Mussolini, who engraved stone with the inscription: Monument to Bresci. Every July 29, as is the case since 1911, held a commemoration ceremony of regicide with a celebration in the chapel. At night, every July 29th, the monument is illuminated from within through the two alabaster crosses.