Pier Luigi Nervi's 1959 stadium, owned by the Comune di Roma and disused since 2011. Lazio's February 2026 proposal (about EUR 480m) would restore the listed structure and add a suspended tier, raising capacity from 24,973 to 50,750 by 2031. One of Rome's three Euro 2032 dossiers alongside the Stadio Olimpico and the new Roma ground at Pietralata.