How do I get into the catacombs


Hint 1 of 14:
Have you looked in the computer Grail Diary?

Hint 2 of 14:
There is a picture of a stained glass window in there.

Hint 3 of 14:
You need to go to the room with the matching window.

Hint 4 of 14:
Now, look at the Diary again.

Hint 5 of 14:
There's something about either "to the left" or "to the right."

Hint 6 of 14:
That refers to the columns with the inscriptions.

Hint 7 of 14:
Look at the inscription on the matching column.

Hint 8 of 14:
It has Roman numerals, like the ones on the floor.

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