Under the Vatican City, is the Vatican Necropolis, 5β12 meters below Saint Peter's Basilica. The Vatican dedicated Mausoleum U to Satan Lucifer. Below is a map and location of the cemetery in relation to St. Peter's Basilica.
In the Tomb of the Julii (Mausoleum "M") of the Vatican Necropolis is the Vatican sun-god 'Christ' on the ceiling
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Representation of Christ as the sun-god Helios or Sol Invictus riding in his chariot. Dated to the 3rd century AD.
The Vatican Necropolis' Mausoleum E is for Medusa; and Mausoleum C, of Lucius Tullus Zethus, is used for offerings to the dead
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The room in which the Vatican makes offerings to skulls and bones.