Where Caesar fell
Behind temples B and C are the remains of the Curia of Pompey, where the Senate was meeting on 15 March 44 BC when Caesar was stabbed 23 times. Augustus later had the hall walled up.
In the middle of a busy traffic square sit four temples older than the empire, and behind them, the place where Julius Caesar was stabbed on the Ides of March. Here's what you're looking at, and what to listen for when you get there.

Behind temples B and C are the remains of the Curia of Pompey, where the Senate was meeting on 15 March 44 BC when Caesar was stabbed 23 times. Augustus later had the hall walled up.
The temples were found in 1926 when the medieval houses here were demolished to build new ones. The plan changed, and the ruins were excavated instead.
Volunteers have run a cat sanctuary among the ruins since the 1990s. The cats are fed, neutered and put up for adoption, and you'll see them sunning themselves on the ancient stones.
Yes, in the Curia of Pompey, whose remains are at the back of the site, behind temples B and C.
Rome's stray cats have lived among the ruins for decades; a volunteer sanctuary there feeds and cares for them.
Since 2023 there are walkways that let visitors go down among the temples; you can also see everything from the street.