All Fortnite Milestones

Combat

Damage Opponents (1,500)
Eliminate Opponents (10)
Headshot Opponents (20)
Outlast Players (200)
Survive Storm Circles (10)

Explore

Collect Ammo (1,200)
Open Chests (20)
Travel Distance (5,000)
Visit Landmarks (5)
Visit Named Locations (5)

Task

Activate or Re-Roll Augments (5)
Collect Items (30)
Destroy Objects (200)
Gain Shields (300)