Beneath the uppermost church lies a 4th-century church, and beneath this lies the dark, dank temple, with its altar bearing a carving of the god Mithras slaying a bull.

圣克莱大教堂下方便是一座于四世纪建成的教堂。黑暗潮湿的密特拉教庙宇就位于这座教堂下，在它的圣坛上有一座雕塑——密特拉神正在宰杀一头牛。

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Yet something even more mystical and mysterious lies beneath: the next staircase down leads to a Roman house and pagan temple, complete with altar showing Mithras killing a bull.

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Beneath the uppermost church lies a 4th-century church, and beneath this lies the dark, dank temple, with its altar bearing a carving of the god Mithras slaying a bull.

BBC: Rome��s most mysterious places