Areas visited while completing main quests
1 � Awakening, Siblings: Place where you can meet with doctor Zere
2a � First Assignment: Place where you can find Spike.
2b � First Assignment: Area where you must prepare the first trap.
2c � First Assignment: Trapped survivor; shelter.
2d � First Assignment: Area where you can contact the GRE.
2e � First Assignment: Area where you must arm two new traps.
2f � First Assignment: Areas where you must arm the traps for the night mission.
2g � First Assignment: Power distribution panel.
2h � First Assignment: Area where you can contact the GRE for the second time.
3a � Airdrop: Area where you can contact the GRE.
3b � Airdrop: Area where you can find the first airdrop.
3c � Airdrop: Area where you can find the second airdrop.
3d � Airdrop: Area where you can find the third airdrop.
4a � Pact with Rais: Area where you can contact the GRE.
4b � Pact with Rais: First telecommunication antenna.
4c � Pact with Rais: Second telecommunication antenna.
4d � Pact with Rais: Area where you can contact the GRE for the second time.
4e � Pact with Rais: Jaffar's Wheelstation.
4f � Pact with Rais: Entrance to the tunnel.
4g � Pact with Rais: Fishermen's village.
4h � Pact with Rais: Lost patrol.
5a � Siblings: Area where you can meet with Jade.
5b � Siblings: Entrance to the school.
5c � Siblings: First area that you need to explore.
5d � Siblings: Warehouse entrance.
6a � The Saviors: Area where you can meet with a representative of The Saviors.
6b � The Saviors: Slums exit.
7a � Extraction: Starting area if you've chosen the main passageway through the sewers.
7b � Extraction: Starting area if you've chosen the alternative passageway through the sewers.
7c � Extraction: Rais's tower.