Few have ever seen the incomprehensible entities known as Trench Dwellers, but their lethal biomechanical machines remain, guardians of a long-forgotten empire.
In the dawning of time, a mighty civilization, mystical and alien, flourished in the oceanÃ¢??s unseen depths. Their day has passed, but their hidden metropoli linger on.
The Chinese, when attacking a castle or fort, flew kites over the city wall and used the length of string it took to get it there as a measurement to know how far they had to dig a tunnel to get under the wall.