The Mithraeum is a building from the Roman imperial period buried several meters below the Basilica of San Clemente del Laterano in Rome, located between the Esquiline and Caelian hills, in the extension of the Colosseum and the Ludus Magnus.

The article originally appeared on https://weirditaly.com/2021/05/08/the-mithraeum-of-san-clemente-in-rome-an-underground-temple-devoted-to-mithras/