|Complete 50% of all Milestones|
There are 27 milestones in the game, so you must complete 14 for this achievement. You can check your progress from the logbook in your backpack.
|Rate this achievement||Average Rating|
|You need to register before being able to post comments.|
|You need to log in or register to use MyAchievements.|
|You need to log in or register to rate games.|
User Score is based on 487 user ratings.