Deep underground cities and salt palaces
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Masterpieces of water engineering
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Forgotten stone fortresses and lost walls
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Sunken cities and floating stone ruins
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YOUR GOAL
Master of Secret wonders of the world
schopenhauer Sunken Cities and Floating Ruins
Nan Madol’s stone columns drift over the deep, While the gates of Shi Cheng have a quiet lake to keep.
schopenhauer A massive 1692 earthquake plunged Jamaica's infamous pirate haven into the depths of the Caribbean Sea.
schopenhauer An ancient Roman playground of the wealthy now lies completely underwater due to volcanic activity.
schopenhauer Sort forgotten ruins by depth and height to discover history's most mysterious landmarks.
Basalt transport: Legend says the massive basalt columns of Nan Madol were flown to the island by a powerful magician using levitation.
A very large stone used in the construction of prehistoric monuments or structures. Builders used massive basalt megaliths to construct the artificial islets of Nan Madol in the twelfth century.
During which century did the catastrophic earthquake sink the city of Port Royal?
Which famous Roman emperor owned a luxury villa in the sunken resort city of Baiae?
What material was used to carve the mysterious pre-Columbian spheres of Costa Rica?
What geological phenomenon caused the ancient Roman resort city of Baiae to sink underwater?
On what type of natural formation was the ancient canal city of Nan Madol constructed?
In which modern Caribbean country is the sunken pirate city of Port Royal located?
What is the approximate weight of the heaviest basalt columns used to construct Nan Madol?
What type of volcanic rock columns were used to build the artificial islands of Nan Madol?