Exactly below the high altar, at the bottom of a flight of marble stairs, the Panteon Real (Royal Pantheon) is a subterranean churchyard of history.
The Panteon Real is above the altar.
mnli hypothesis: The Panteon Real is above the altar. premise: Exactly below the high altar, at the bottom of a flight of marble stairs, the Panteon Real (Royal Pantheon) is a subterranean churchyard of history.