These zones in Dying Light are particularly dangerous places. With your entering you get a mission that you should complete.
These quarantine zones are hidden in the slums:
The Hellberg Tunnel
Chemical Depot
Sunny Apartments
Stuffed Turtle
Underground car park
Other areas can be found in Old Town before:
The hotel Striped Dragon
Parking lot
New Antalya Apartments
The Hellberg Tunnel
Location: Slums
Mission: Bergen all disasters packages (5)
Reward: 2,500 survival points
You can find the Light Tunnel, as the name suggests, inside a tunnel, south of the map. Ye enter these, can be found on the left before a door that you can go through it.
Chemical Depot
Location: Slums
Objective: mountains all disasters packages (5)
Reward: 2,500 survival points
The Chemical Depot is within a huge building, which is fenced. Simply jumps over the fence and goes through the main entrance.
Sunny Apartments
Location: Slums
Objective: smoking the nest from
Reward: 7,500 survival points
The sunny Apartment reached her by going behind the building and jump over the fence. The first entrance on the left leads you into.
Stuffed Turtle
Location: Slums
Mission: Bergen all disasters packages
Reward: 2,500 survival points
Stuffed Turtle is a supermarket that is clearly visible. The main entrance you come into the quarantine zone.
Underground Parking
Location: Slums
Mission: Bergen all disasters packages (5)
Reward: 2,500 survival points
The parking garage is part of a residential block located in the north of the map. Get in the garage to get into the quarantine zone.
The hotel Striped Dragon
Location: Old Town
Mission: Bergen all disasters packages
Reward: 7,500 survival points
Parking
Location: Old Town
Mission: Kill you all infected
Reward: 15,000 survival points
New Antalya Apartments
Location: Old Town
Mission: Bergen all disasters packages
Reward: 7,500 survival points