Do it terzo tagliando peugeot 207 and keep running.
The garden is a big replica of the pentacle table you just completed.
(That Priory Ring is handy as hell) Listen to them babble for a bit and head out of this room back to the main area.
I have yet to confirm if this was on purpose, or if its a freaky coincidence.Try to take them out with stealth attacks by turning on the light switches you can find on either side of the hallway, otherwise if all 3 guards come after you, you are unlikely to beat them.It's annoying, but keep trying.) Once the bridge is spun, head across to the mansion.As you came in, its on the left side near the back, and you have to walk to a smaller office with about 6 cubicles in it to get to the Admin Office.Once that is done, examine the tomb once again.(112, 213, 325, 538; thus 1,1,2,3,5,8) This being like a hint and all, it means that the number you need to unlock the box is related to this.Congratulations, you have completed "The Da Vinci Code".Quickly grab the door and pull it the rest of the way up by hand, then run again.
Saint sulpice (2 Secrets) Once the opening sequence is done you'll be standing in a bedroom.
No password or puzzle necessary.
In this new room, there is a piano and two other doors.The kit includes full instructions with a little bit of history on Da Vinci's catapult designs.Continue on down the tunnel and beat up the next gaurd as well.You'll know you are at the right one because it is locked with a padlock.In your inventory, combine the unusual cylinder and the SUN ORB.