Use a Metro Station to Fast Travel.

Kill 50 enemies with a Spear.

Restore the radio broadcast tower.

Perform 50 headshots with a ranged weapon.

Reach the Observatory.

Eliminate 10 zombies that were damaged by the Energy Mine Artifact

Assign all Facilities.

Lose the maximum level of Chase.

Reach City Alignment 7 for any faction.

Activate your first Metro Station.

Fall from a combined height of at least 10,994 meters.

Learn Waltz's location.