Indiana Jones and the Great Circlekeeps a series tradition alive by featuring lots of creepy crawlies and mischievous animals. In Sukhothai, Indy isn’t the only one giving the fascists trouble. A group of monkeys have stolen the keys to the equipment room, and Indy has a chance to find them before the bad guys do.

If you’re having trouble finding the pesky monkey and retrieving the key, this guide has you covered. We will go over all of the animals' locations and what you have to do once you have found the desired item.

Indy looking at a map in front of the secret armory entrance.

How To Start The Monkey Business Mystery

You will begin this quest byfast-traveling to theSecret Armory Entrance.

If you haven’t unlocked this fast travel sign, you can get here bysailing south from the Wat Mahathat East entrance. The dock you’re looking for is on the southeast side of the biggest island in the middle of the map. You’ll know you’re in the right place when you seea big chainlink fence.

Head towards the fence and crawl through the opening to get into the secret armory.Straight ahead is a big two-story tent- that’s where you’re headed. The safest route there is to take a left through the broken stone wall andapproach the tent from the side. Head to the second floor and take out the enemy here to give yourself the freedom to explore.

Looking at the military zone, in the open, with a few soldiers at the front and some vehicles around.

If you’ve already found the Royal Army Outfit in Voss’s camp, exploring this restricted area is much easier.

Take a picture of the Monkey Warning on the corkboardin the corner of the room to begin the quest. Thenpick up Francesco’s Note off of the desknext to the board to learn about the missing keys. Finally,examine the Keyring Note on the wallnext to the door. Now you have everything you need to solve this mystery.

Indy going through a path of bushes.

The Monkey Warning is posted all around the big island, so there’s a chance you’ll have found it somewhere else already.

Where To Find The Monkeys And Equipment Room Key

Luckily, those naughty monkeys haven’t gone too far. Leave the tent and go down the stairs. When you look out at the camp,you should see a guard tower in the distance; head in that direction.

Go down the stairs next to the guard tower andyou’ll see a truck. On the other side of the truck isa narrow path through the brush. Follow that path until you emerge on the other side.

Indy taking a picture of a monkey grabbing some stolen grounds near some ruins and trees.

Hang a right andhead towards the broken staircase. Use it to jump over the water on the other side, otherwise you’ll have to slowly trudge through the mud. Climb up on the brick foundation and turn left. You should seea monkey wearing a Royal Guard helmet.

The monkeys will scatter as you approach, allowing you tograb the Equipment Room Key off the ground. Now head back to the big two-story tent and open the door to the equipment room.

Indy about to pick up a key on a rock near lots of rocks and other objects like books.

Your prize for completing this mystery isthe adventure book Slugger 2.verify you explore the room to pick up as much Nazi cash as you can find.

Monkey Business Note Locations

Monkey Warning

On the corkboardon the second floor of the big tent in the Secret Armory.

Francesco’s Note

On the table next to the corkboardon the second floor of the big tent in the Secret Armory.

Keyring Note

On the wall next to the dooron the second floor of the big tent in the Secret Armory.

All three notes are located in the same room, so you shouldn’t have any problem completing your note collection in this quest.

Indy holding the Business Slugger 2 adventure book with his right hand.