Piazza Navona rock and decapitating some of the larger and smaller figures, after they recognised him by his sneakers. Piazza Navona Piazza Navona () is a square in Rome, Italy. It is built on the site of the Stadium of Domitian, built in the 1st century AD, and follows the form of the open space of the stadium. The ancient Romans went there to watch the "agones" ("games"), and hence it was known as ""Circus Agonalis"" ("competition arena"). It is believed that over time the name changed to "in avone" to "navone" and eventually to "navona". Defined as a public space in
Sant'Agnese in Agone plan but made adjustments; on the interior for instance, he positioned columns towards the edges of the dome piers which had the effect of creating a broad base to the dome pendentives instead of the pointed base which was the usual Roman solution. His drawings show that on the façade to Piazza Navona, he designed curved steps descending to the piazza, the convex curvature of which play against the concave curvature of the façade to form an oval landing in front of the main entrance. His façade was to have eight columns and a broken pediment over the entrance. He