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