Testaccio is the 20th rione of Rome, identified by the initials R. XX, deriving its name from Monte Testaccio. It is located within the Municipio I.
Its coat of arms depicts an amphora, referencing to the broken vessels that Monte Testaccio is made of.
Wikipedia https://en.wikipedia.org/wiki/Testaccio
Coordinates 41°52'39.532" N 12°28'28.947" E
