Lost Treasure is a Timed Quest in which the player has 260 hours to build and upgrade a total of 4 new fixed structures with assets leading to exclusive rewards. It was released as part of an update on Fri September 4, 2015.[1]
"A sunken submarine has been found in Megapolis waters. There could be something valuable on board. We need to hurry and explore it!" | |
"The residents are asking the mayor to: raise the submarine from the depths" | |
"Build the Reclamation Department, the Center of Hydrotechnic Works and raise the Submarine from the depths. Discover the submarine’s secrets and get a reward!" |
Requirements
Tips |
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No tips available at this moment!
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Stage 1 - Land Drainage[]
Megapolis is a modern and dynamically developing city. It's time to expand its shoreline.
Tasks:
- Start building the Reclamation Department to expand the Megapolis coastline.
Lay the Reclamation Department Foundation |
Rewards:
- Great start! You get building materials as a reward. Start the land drainage operations and you might find something valuable!
- 200
- 600
- 05 x Storage Tank
Stage 2 - Shoreline Expansion Service[]
The process of draining land covered in water is called reclamation.
Tasks:
- To start land reclamation, you need to build the Reclamation Department and the Center of Hydrotechnic Works.
Build the Reclamation Department
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Lay the Center of Hydrotechnic Works Foundation |
Rewards:
- A submarine has been discovered under the water! Hurry and start the next task to research it.
Stage 3 - An Unexpected Find (Sub)[]
A sunken submarine was detected during land draining operations. How did it get here and what secrets does it hide? Start exploring it!
Tasks:
- Finish building the Center of Hydrotechnic Works and start researching the mysterious Submarine.
Build the Center of Hydrotechnic Works
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Rewards:
- You took care of this task and you receive building materials as a reward. Use them wisely!
- 290
- 1,600
- 10 x Drainage Device
Stage 4 - Sunken Submarine[]
To uncover the secret of the Submarine, you need to raise it from the ocean floor. Develop a detailed plan to raise the Submarine.
Tasks:
- Make sure the coastline does not collapse – build a Shore Reinforcement Department. Start building a Submarine Repair Facility.
Build the Shore Reinforcement Department
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Lay the Submarine Repair Facility Foundation | ||
Accept a Developing a Plan to Raise the Submarine contract
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Rewards:
- You took care of this task! Hurry and start the next step to get a super reward.
Stage 5 - Reinforcing the Shoreline[]
Ensure the safety of Megapolis and its residents — start reinforcing the shoreline.
Tasks:
- To repair the Submarine, you need to build the Institute of Marine Technology Problems and the Submarine Repair Facility.
Build the Submarine Repair Facility Frame
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Buy a Institute of Marine Technology Problems
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Complete the Reinforcing the Shoreline contract
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Rewards:
- You've taken care of safety in Megapolis and your grateful citizens give you the Center for Underwater Research. Check your Storehouse!
Stage 6 - Submarine Repair Facility[]
How did the Submarine wind up in Megapolis? You can solve this mystery if you study historical data.
Tasks:
- Build the Submarine Repair Facility. Learn more about the Submarine by collecting historical data.
Build the Submarine Repair Facility
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Complete the Collecting Data about the Submarine contract
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Rewards:
- You built the Submarine Repair Facility and you receive building materials as a reward. You can find them in your Storehouse.
- 470
- 3,400
- 10 x Propeller
Stage 7 - The Reason It Sank[]
The archives mention a submarine that disappeared without a trace. There were priceless works of art on board.
Tasks:
- Discover why the Submarine sank and start raising its front section from the sea floor.
Raise the front section of the Submarine
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Complete the Searching for the Reason the Submarine Sank contract
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Rewards:
- As a reward for completing this task, you receive building materials. Use them to raise the Submarine from the ocean floor!
- 540
- 4,200
- 05 x Bracket
Stage 8 - Raising the Submarine from the Sea Floor[]
Experts have discovered the reason why the Submarine sank and are ready to fix it. The Submarine will be able to set sail once again!
Tasks:
- Raise the Submarine from the sea floor and perform a survey of it. Invite your friends to help!
Raise the Submarine from the depths
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Buy a Office of Antiquity Assessment
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Complete the Survey of the Submarine contract
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Rewards:
- You've hit on a stroke of luck! Museum exhibits have been discovered on the Submarine. They're priceless works of art!
Stage 9 - Marine Security Patrol[]
Priceless works of art have been found aboard the Submarine. Make sure they stay safe — organize a Marine Security Patrol.
Tasks:
- Repair the Submarine and ensure the safety of the works of art on board.
Organize a Marine Security Patrol
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Complete the Submarine Repair contract
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Rewards:
- The treasures on board the Submarine are now under close guard. Be sure to tell your friends!
Stage 10 - Priceless Treasure[]
Complete this task and you'll get a stunning reward!
Tasks:
- Invite your friends to help you assess the sunken treasure.
Collect 1,000 in taxes | ||
Complete the Assessing Sunken Treasure contract
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Rewards:
- As a reward for the work you’ve done, you receive the Museum Treasury. Build it to get a new title and the ability to organize an exhibit of the found treasures!
Reward - Lost Treasure[]
Museum Treasury
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- Achievement after building the Museum Treasury
"You built the Museum Treasury and earned an honorary title: Submarine Captain. Be sure to tell your friends!" |
Trivia[]
- Social Quantum's internal name for this quest is "Затерянные сокровища" which translates to "Lost Treasures".
- Social Quantum's ID for this quest is 10075802.