Historical clue formulations

• Street featured in Fellini's "La Dolce Vita" (that's also 50-Across) — 2021-12-31
• Major thoroughfare in Rome — 2018-06-16
• Café de Paris setting — 2010-06-19
• Setting of Fellini's "La Dolce Vita" — 2008-08-02
• Roman thoroughfare — 1996-12-21