Locked Passages

Key required to open it: Captain's Key.

This door can be opened from the inside during the quest "The Mad Priest".

Key required to open it: Barracks Key.

This door can be opened from the inside during the "A Nun in Trouble" fieldwork.

Key required to open it:Burial Chamber Key.

You can burn them and thus create a passage when you approach them with a torch. You can throw the torch into the room through a hole in the wall and then enter the room through a gap with pouring water.

Key required to open it: Clerical Key.

Key required to open it: Clerical Key.

Key required to open it: Clerical Key.

Doors are located on both floors of the library.

Key required to open it: Clerical Key.

Key required to open it: Blackshirt Key.

Key required to open it: Guard House Key.

Key required to open it: Guard House Key.

Key required to open it: Guard House Key.

The gate will open as you progress through the storyline, when you reach the post office by an alternative route and talk to Ernesto. Then also the area around the post office will no longer be restricted.

It is in the attic of the chapel. This door can be unlocked from the west side. You will be able to do this once you use the Zipline.

Gina will unlock it for you.

Gina will unlock it after investigating all five clues.

Gina will open this door for you during the "A Nun in Trouble" fieldwork.

Key required to open it: Giuliana's Key.

This gate can be unlocked from the western side. You will be able to do this when you use the Zipline.

This gate can be unlocked from the east side by pulling the lever on the wall.

To open the gate, jump into the water at the Diving Spot and swim to the other side of the tunnel and then use the whip to pull the chain.

To open this gate place the Antique Bust (Underworld) on the Pedestal (Underworld).

Blackshirt Key

It can be unlocked from the inside after going through the Tower of Nicholas V and the sewers.

Unlocks automatically while following Gina during the "A Nun in Trouble" fieldwork.

Key required to open it: Cellar Key.

Key required to open it: Clerical Key.

Key required to open it: Rampart Key.

Use the Giant's Symbol to unlock it.

Key required to open it: Sewers Key.

It can be opened from the tunnel on the south side by pulling the lever.

Key required to open it: Fountain Gate Key.

To open this door turn both paintings upside down so that the brown bulls are on top. Related mystery: The Bulls of Blood.

On the second floor of the Apostolic Palace. This door can be opened from inside the office.

You can come back here once you have obtained the Lighter and set fire to the barrier.

Required key: Clerical Key.

Use the whip to yank the gating open and make a passage.

It can be unlocked from the east side.

The gate will be open when you are leaving the tomb.

It can be unlocked from the south side.

It can be unlocked from the east side.

It can be unlocked from the north side.

Required key: Blackshirt Key.

You will unlock this gate on your way to get the Cylinder Piece (Tomb of Junia).

It can be unlocked from the east side.

It can be unlocked from the south side.

It can be unlocked from the west side.

It can be unlocked from the west side.

The gate will unlock when you are leaving the undergrounds of the shrine.

It can be unlocked from the north side.

You can open this gate by pulling out the pin located on its north side.

It can be unlocked from the north side.

This gate will open once you collect the Cylinder Piece (Shrine of the Gladiator).

You can open this gate by pulling out the pin located on its north side.

You can open this gate by pulling out the pin located on its east side.

It can be unlocked from the south side. You can get here via a passageway, the entrance to which is located on the upper level, on the west side.

It can be unlocked from the east side.

The gate will unlock when you are leaving the shrine.

Required key: Mithraeum Key.

Required key: Mithraeum Key.

Required key: Mithraeum Key.

Related puzzle: Tomb of Gibborim.

It will open when you solve the Tomb of Gibborim puzzle.

The doors will be closed at a later stage of the game. Required key: Ricci's Basement Key.

There is a small keyhole in the wall. You need to use the Crusader Helmet Key here.

To unlock this passage and swim further, you will need the Rebreather.

Use the Pickaxe to destroy it.

To destroy it, you can use the Large Hammer lying nearby.

To destroy it, you can use the Large Hammer.

To destroy it, you can use the Large Mace.

Use the hammer to destroy it after completing the Mural Puzzle.

To get inside you must buy a Lighter, which you use to burn the hay blocking the entrance.

To get inside you must buy a Lighter, which you use to burn the hay blocking the entrance.

Key required to open it: Detention Center Key.

Key required to open it: Haunted Tomb Key.

Key required to open it: Wehrmacht Key.

The lever is in the secret room where the ancient relic is.

It can be unlocked from the south side.

It can be unlocked from the east side.

It can be unlocked from the east side.

It can be unlocked from the south side.

They can be opened from the inside with the Wehrmacht Key. You can enter the watchtower using the grappling point at the back of the tower.

Key required to open it: Wehrmacht Key.

Key required to open it: Wehrmacht Key.

Key required to open it: Wehrmacht Key.

Key required to open it: Wehrmacht Key.

Just approach the pipe and move it.

Lock combination: 3666.

At the bottom of the anchor room.

Use the Pipe or your revolver to shatter it.

Use the Valve Wheel to unlock it.

To open them, all you have to do is use force.

Aran will open it from the inside at the end of the "The Kid Who Vanished" fieldwork.

Key required to open it: Equipment Room Key.

Aran will unlock it at the end of the "The Kid Who Vanished" fieldwork.

Key required to open it: Royal Army Key.

Key required to open it: Royal Army Key.

Key required to open it: Royal Army Key.

To open this passage turn the Handle and insert the Pipe Segment (2) into the Pipe Slot #B1.

You can open it by rotating the handle on the right side of the passage during the "The Kid Who Vanished" quest. Gina will rotate the second handle.

In a cave hidden behind a waterfall. To open it use the ancient relics you have to push out all the pins on the panel on the right.

Key required to open it: Storage Room Key.