Full list of all 50 Far Cry 3 achievements worth 1,000 gamerscore. It takes around 25-30 hours to unlock all of the achievements on Xbox 360.
Buy all attachments and paint jobs for one weapon.
Craft 25 syringes.
Complete a Path of the Hunter quest.
Hunt and skin a rare animal.
Spend $5000 at the shop.
Complete the Rakyat initiation.
Craft 5 upgrades for your equipment.
Liberate 3 outposts.
Complete a Supply Drop quest.
Unlock 50 entries in the Survivor Guide.
Rescue Liza from the burning building.
Liberate an outpost without triggering an alarm.
Tag 25 enemies using the camera (Single Player only).
Beat any Trial of the Rakyat score.
Lure and kill a predator.
Earn 5 skill tattoos.
Return to the doctor with the cave mushrooms.
Complete a WANTED Dead quest.
Escape the pirates and survive in the wilderness.
Rescue Oliver from the pirates.
Rescue Keith from Buck.
Survive the encounter with Vaas and escape.
Kill Vaas.
Use your wingsuit to reach the Southern island.
Complete Riley's interrogation.
Kill Hoyt.
Attend the final ceremony.
Freefall more than 100m and live (Single Player only).
Earn every tattoo by learning all the skills.
Liberate all outposts.
Activate 9 radio towers.
Gather a total of 60 relics.
Gather all "Letters of the Lost".
Gather all the memory cards.
Win $1500 playing poker.
Craft a special syringe.
Find the lost Hollywood star.
Kill 50 enemies with the flamethrower (Single Player only).
Kill 4 enemies simultaneously with one explosion (Single Player only).
Fully distract 25 enemies with rocks (Single Player only).
Dive more than 60m (Single Player only).
Kill an enemy with a takedown from above from a glider, zipline or parachute (Single Player only).
Kill an enemy with the Repair Tool (Single Player only).
Kill a target from 70m or more with the bow (Single Player only).
Complete "Ready or Not" Co-op map (Online/Offline).
Complete "Sidetracked" Co-op map (Online/Offline).
Complete "Overboard" Co-op map (Online/Offline).
Complete "Lights Out" Co-op map (Online/Offline).
Complete "Rush Hour" Co-op map (Online/Offline).
Complete "Payback" Co-op map (Online/Offline).