163 collectibles in The Last of Us Part I.
Health: Splinting
Health: Splinting is a training manual in the hunters' building early in Pittsburgh. It makes crafted health kits 33% stronger.
Health: Sterilization
Health: Sterilization is a training manual on a desk in an upper-floor room off the university courtyard in The University. It makes crafted health kits 67% stronger.
Hickman's Firefly Pendant
Hickman's Firefly pendant is on a shelf in the monkey lab inside the science building, in The University. It belonged to Sadie Pearle Hickman.
Hotel Keycard
The Hotel Keycard is in the security room in the basement of the Hotel Grand, on the desk by the monitors. You need it to open the door out of the basement.
Hunters Note
The Hunters Note is a reminder Bill left on a table in the room at the end of the hall upstairs. Leave his safehouse, go up the stairs, turn right and walk to the last room.
Jiang's Firefly Pendant
Jiang's Firefly pendant rests on a shelf in a flooded room in The Capitol Building section of The Outskirts. It belonged to Shiyao Jiang, and getting there means a short swim.
Joel & Sarah photo
The Joel & Sarah photo is a picture of Joel with his daughter, an automatic artifact in Ellie's backpack at the start of Lakeside Resort. You can view it from the Artifacts menu while playing as Ellie.
Kid's drawing
The Kid's drawing is an optional artifact in the sewer nursery in The Suburbs. As you pass through the classroom area with Sam, search the bookcase beside the easel on the right.
Kiper's Firefly Pendant
Kiper's Firefly pendant sits inside a display case in the Museum section of The Outskirts. It belonged to Michael Kiper, and you reach it by edging along a narrow ledge.
Kitchen note
The Kitchen note is an artifact in the Left Behind DLC flashback chapter Fun and Games, set in a Boston mall. Ellie finds it on the counter in the kitchen of the mall's restaurant while she and Riley explore.
Kristof's Firefly Pendant
Kristof's Firefly pendant is inside a blue storage container in the coal mine during The Hunt section of Lakeside Resort. It belonged to Travis Kristof.
Lab recorder
The Lab recorder is an optional audio artifact in the room with the caged monkeys in the university science building. Go to the large table on the right and pick it up from the corner.
Lake resort map
The Lake resort map is an automatic artifact Joel gains in Lakeside Resort. It goes into his backpack right after he interrogates the two hunters in the Cabin Resort section, so you cannot miss it.
Lenz's Firefly Pendant
Lenz's Firefly pendant dangles from a tree on the terrace outside the Goldstone Building in the Downtown section of The Outskirts. It belonged to Joseph Lenz and must be knocked down.
Liu's Firefly Pendant
Liu's Firefly pendant is on the body of a dead Firefly in The Cargo section of The Quarantine Zone, right after Ellie joins Joel and Tess. It belonged to Philip Liu.
Looting note
The Looting note is an optional artifact in the first brick house you reach after leaving the sewers in The Suburbs. Go upstairs to the back bedroom on the left and take it from the bedside table by the lamp.
Lost Areas Map
The Lost Areas Map is behind a locked door on the bookstore's second floor, in the room next to the coffee shop. You need a shiv to open it.
Lost Hill Note
The Lost Hill Note is in the far-left booth just past the bus you jump over into the Pittsburgh quarantine zone. It is written in a blue FEDRA notebook.
Marlene's journal
Marlene's journal is an optional artifact in the Firefly tent on the sixth floor of St. Mary's Hospital. Walk to the far section of the tent marked with the Firefly logo and take it from the table on the left, next to the microscope.
Marlene's recorder 1
Marlene's recorder 1 is an optional audio artifact in an office on the sixth floor of St. Mary's Hospital. After the first flight of stairs, turn right, go through the open door on the right and pick it up from the desk.
Marlene's recorder 2
Marlene's recorder 2 is an optional audio artifact in Room 608 of the hospital's Pediatrics ward. After you enter Pediatrics and barricade the door, go into the room on the right and pick it up from the table against the back wall.
Matchbook
Go to the third floor and take it from the computer desk at the top of the stairs, then use its code on the safe in a bedroom one floor down.
Meat ledger
The Meat ledger is an optional artifact in the back room of the butcher shop in Lakeside Resort. After Joel picks up Ellie's backpack, look at the shelf on the right; the ledger is on the middle shelf.
Medical Pamphlet
The Medical Pamphlet is a CDC leaflet inside the truck blocking your path outside the museum. Push an object against the truck to climb over, then look back: the opening is on the right side and the pamphlet is to its left.