How to get the secret safe code of father and son in Indiana Jones and the Great Circle

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There are many obscure puzzles Indiana Jones and the Great Circle. You need to analyze strange notes to work out codes for safes and chests around the world. A particularly difficult father-son mystery is preserved.

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You'll gain access to the secret after completing a fieldwork side quest called A Nun in Trouble. Once you've traveled to the Borgia Tower and rescued Giuliana along with Gina, you'll get a new key that can open the door to the tower's balcony area. There, you will find two notes and a mystery quest will begin.

How to find clues

Ignore the dog sleeping and the cat meowing, they really have nothing to do with the puzzle. You can't even pet them!

You will find two clues in the main room, Every single desk drawer you have is inside.

One of the notes Polybius Square diagram showing nine numbers in a grid with six letters. Another note is a poem in Italian with eight letters circled in red.

The mystery in your journal requires you to find six notes for the father and son puzzle. However, you only need two in the room. No need to keep searching.

Father and son secret safe code

Open safe in Indiana Jones and the Great Circle.

To solve the puzzle and get the safe code, you Eight letters circled in pairs need to be notedAnd then See which number corresponds to those two letters in the Polybius square note. Letters and numbers are:

A pair of letters

no

I + R

5

I + A

8

T + A

7

S+O

3

As much as the last letter looks like an “A”, it's actually an “O”. Handwriting is not the best, and this may be what stuck in you.

therefore, 5873 is the code you need to save on Father and Son Secrets. Enter it and the door will open. Then you will be able to catch the four remaining missing case notes and the mystery will be complete.

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