World is connected through thin cables laid deep in ocean! Read interesting facts hereThe internet doesn’t float in the air, but runs on thin cables laid deep in the ocean. The internet doesn't float in the air, but runs on thin cables laid deep in the ocean. Deep-Sea Fiber Optic CablesThese cables are as thick as pipes, and they contain very thin fiber optic cables, through which data travels at the speed of light. Who lays fiber optic cables?