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Mamertine Prison

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Mamertine Prison

Mamertine Prison, Ancient prison at Roman Forum, Italy

Description

The structure consists of two levels, with the upper chamber called Ergastulum and the lower known as Tullianum. A circular opening in the floor of the upper cell leads down to a cramped vaulted space from which no escape was possible.

History

The facility served as an execution site for high-ranking enemies of Rome such as Vercingetorix and Jugurtha in the first century before the common era. Later, it held prisoners awaiting execution after triumph processions.

Culture

The name Tullianum comes either from King Servius Tullius or from the Latin word for spring, referring to the water in the lower chamber. Visitors today see a small chapel with 16th-century frescoes that commemorate the Christian prisoners held here.

Practical

Access is through the church of San Giuseppe dei Falegnami, from where steps lead down to the two chambers. The rooms are small and slippery when wet, so sturdy footwear makes descending into the lower chamber easier.

Did you know?

The cell has no windows and only an opening in the ceiling through which prisoners were lowered. Tradition holds that many inmates died by strangulation or starvation before their bodies were thrown into the nearby Tiber.

Location
Creator
Ancus Marcius
Address
via del Clivio Argentario, 1 - Roma
GPS coordinates
41.89333,12.48444
Latest update
December 13, 2025 19:14

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« Mamertine Prison - Ancient prison at Roman Forum, Italy » is provided by Around Us (aroundus.com). Images and texts are derived from Wikimedia project under a Creative Commons license. You are allowed to copy, distribute, and modify copies of this page, under the conditions set by the license, as long as this note is clearly visible.

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