What was the Roman treasury temple known as?

The Roman treasury temple was known as the Temple of Saturn. This temple held significant importance in the Roman state as it was not only a place of worship dedicated to Saturn, the god associated with wealth, agriculture, and time, but it also functioned as the location of the Roman treasury. The temple represented the financial and economic hub of the Republic and later the Empire.

In ancient Rome, the Temple of Saturn played a crucial role in the administration of state finances. It housed the aerarium, or public treasury, where the state's funds were kept. This connection further underscores the temple's importance, as it was a symbol of wealth and prosperity for the Roman people.

The other options refer to different structures or entities within Roman culture. The Temple of Vesta is notable for its connection to the goddess of the hearth and the sacred flame, symbolizing domestic values rather than state finances. The Pantheon, famous for its dome and architectural grandeur, was dedicated to all the Roman gods but did not serve a financial function. The Curia Hostilia, the original Senate house in Rome, was the political center of Rome rather than a treasury, focusing on governance rather than finance.